WASHINGTON — Tropical Storm Harvey brought five consecutive days of rain and dumped more than 40 inches of rain on Houston, leading to catastrophic flooding that has crippled the area.
Orange County is completely underwater. IH10 ~ Exit 864. #Harvey pic.twitter.com/BGAV1PZZ7C
— Dade Phelan (@DadePhelan) August 30, 2017
Interstate 10 at the Jefferson / Chambers county line. Waves with white caps on the interstate. #Harvey pic.twitter.com/GH79zIoQAk
— Dade Phelan (@DadePhelan) August 30, 2017
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![Water from Addicks Reservoir flows into neighborhoods as floodwaters from Tropical Storm Harvey rise Tuesday, Aug. 29, 2017, in Houston. (AP Photo/David J. Phillip)](https://wtop.com/wp-content/uploads/2017/08/082917_harvey_1.jpg)
AP Photo/David J. Phillip
![Evacuees make their way though floodwaters near the Addicks Reservoir as floodwaters from Tropical Storm Harvey rise Tuesday, Aug. 29, 2017, in Houston. (AP Photo/David J. Phillip)](https://wtop.com/wp-content/uploads/2017/08/082917_harvey_2.jpg)
AP Photo/David J. Phillip
![Businesses and cars are flooded near the Addicks Reservoir as floodwaters from Tropical Storm Harvey rise Tuesday, Aug. 29, 2017, in Houston. (AP Photo/David J. Phillip)](https://wtop.com/wp-content/uploads/2017/08/082917_harvey_3.jpg)
AP Photo/David J. Phillip
![Residents evacuate near the Addicks Reservoir as floodwaters from Tropical Storm Harvey rise Tuesday, Aug. 29, 2017, in Houston. (AP Photo/David J. Phillip)](https://wtop.com/wp-content/uploads/2017/08/082917_harvey_4.jpg)
AP Photo/David J. Phillip
![Cars and businesses are flooded near the Addicks Reservoir as floodwaters from Tropical Storm Harvey rise Tuesday, Aug. 29, 2017, in Houston. (AP Photo/David J. Phillip)](https://wtop.com/wp-content/uploads/2017/08/082917_harvey_5-813x1254.jpg)
AP Photo/David J. Phillip
![Cars and businesses are flooded near the Addicks Reservoir as floodwaters from Tropical Storm Harvey rise Tuesday, Aug. 29, 2017, in Houston. (AP Photo/David J. Phillip)](https://wtop.com/wp-content/uploads/2017/08/082917_harvey_5-1-813x1254.jpg)
AP Photo/David J. Phillip
![Residents in the Cinqo Ranch area on Houston's west side were issued a mandatory evacuation notice. (WTOP/Steve Dresner)](https://wtop.com/wp-content/uploads/2017/08/082917_harvey_6.jpg)
WTOP/Steve Dresner
![Residents in the Cinqo Ranch area on Houston's west side were issued a mandatory evacuation notice. (WTOP/Steve Dresner)](https://wtop.com/wp-content/uploads/2017/08/082917_harvey_7.jpg)
WTOP/Steve Dresner
Brett Coomer/Houston Chronicle via AP
![Water from Addicks Reservoir flows into neighborhoods as floodwaters from Tropical Storm Harvey rise Tuesday, Aug. 29, 2017, in Houston. (AP Photo/David J. Phillip)](https://wtop.com/wp-content/uploads/2017/08/082917_harvey_8.jpg)
AP Photo/David J. Phillip
![Water from Addicks Reservoir flows into neighborhoods as floodwaters from Tropical Storm Harvey rise Tuesday, Aug. 29, 2017, in Houston. (AP Photo/David J. Phillip)](https://wtop.com/wp-content/uploads/2017/08/082917_harvey_9.jpg)
AP Photo/David J. Phillip
![Residents wade through floodwaters as they evacuate their homes near the Addicks Reservoir as floodwaters from Tropical Storm Harvey rise Tuesday, Aug. 29, 2017, in Houston. (AP Photo/David J. Phillip)](https://wtop.com/wp-content/uploads/2017/08/082917_harvey_31.jpg)
AP Photo/David J. Phillip
![Residents wade through floodwaters as they evacuate their homes near the Addicks Reservoir as floodwaters from Tropical Storm Harvey rise Tuesday, Aug. 29, 2017, in Houston. (AP Photo/David J. Phillip)](https://wtop.com/wp-content/uploads/2017/08/082917_harvey_10.jpg)
AP Photo/David J. Phillip
![Evacuees are helped as floodwaters from Tropical Storm Harvey rise Tuesday, Aug. 29, 2017, in Houston. (AP Photo/David J. Phillip)](https://wtop.com/wp-content/uploads/2017/08/082917_harvey_11.jpg)
AP Photo/David J. Phillip
![Evacuees are helped as floodwaters from Tropical Storm Harvey rise Tuesday, Aug. 29, 2017, in Houston. (AP Photo/David J. Phillip)](https://wtop.com/wp-content/uploads/2017/08/082917_harvey_12.jpg)
AP Photo/David J. Phillip
![Residents wade through floodwaters near the Addicks Reservoir as floodwaters from Tropical Storm Harvey rise Tuesday, Aug. 29, 2017, in Houston. (AP Photo/David J. Phillip)](https://wtop.com/wp-content/uploads/2017/08/082917_harvey_13.jpg)
AP Photo/David J. Phillip
![Businesses and cars are flooded near the Addicks Reservoir as floodwaters from Tropical Storm Harvey rise Tuesday, Aug. 29, 2017, in Houston. (AP Photo/David J. Phillip)](https://wtop.com/wp-content/uploads/2017/08/082917_harvey_14.jpg)
AP Photo/David J. Phillip
![Businesses and cars are flooded near the Addicks Reservoir as floodwaters from Tropical Storm Harvey rise Tuesday, Aug. 29, 2017, in Houston. (AP Photo/David J. Phillip)](https://wtop.com/wp-content/uploads/2017/08/082917_harvey_15.jpg)
AP Photo/David J. Phillip
![Homes are flooded near the Addicks Reservoir as floodwaters from Tropical Storm Harvey rise Tuesday, Aug. 29, 2017, in Houston. (AP Photo/David J. Phillip)](https://wtop.com/wp-content/uploads/2017/08/082917_harvey_16.jpg)
AP Photo/David J. Phillip
![Residents evacuate their homes near the Addicks Reservoir as floodwaters from Tropical Storm Harvey rise Tuesday, Aug. 29, 2017, in Houston. (AP Photo/David J. Phillip)](https://wtop.com/wp-content/uploads/2017/08/082917_harvey_17.jpg)
AP Photo/David J. Phillip
![Airplanes sit at a flooded airport near the Addicks Reservoir as floodwaters from Tropical Storm Harvey rise Tuesday, Aug. 29, 2017, in Houston. (AP Photo/David J. Phillip)](https://wtop.com/wp-content/uploads/2017/08/082917_harvey_19.jpg)
AP Photo/David J. Phillip
![HOUSTON, TX - AUGUST 29: Rescue workers and volunteers help residents make their way out of a flooded neighborhood after it was inundated with rain water following Hurricane Harvey on August 29, 2017 in Houston, Texas. Harvey, which made landfall north of Corpus Christi August 25, has dumped nearly 50 inches of rain in and around areas Houston. (Photo by Scott Olson/Getty Images)](https://wtop.com/wp-content/uploads/2017/08/082917_harvey_23.jpg)
Photo by Scott Olson/Getty Images
![HOUSTON, TX - AUGUST 29: People make their way out of a flooded neighborhood after it was inundated with rain water following Hurricane Harvey on August 29, 2017 in Houston, Texas. Harvey, which made landfall north of Corpus Christi August 25, has dumped nearly 50 inches of rain in and around areas Houston. (Photo by Scott Olson/Getty Images)](https://wtop.com/wp-content/uploads/2017/08/082917_harvey_24.jpg)
Photo by Scott Olson/Getty Images
![HOUSTON, TX - AUGUST 29: Rescue workers and volunteers help residents make their way out of a flooded neighborhood after it was inundated with rain water following Hurricane Harvey on August 29, 2017 in Houston, Texas. Harvey, which made landfall north of Corpus Christi August 25, has dumped nearly 50 inches of rain in and around areas Houston. (Photo by Scott Olson/Getty Images)](https://wtop.com/wp-content/uploads/2017/08/082917_harvey_25.jpg)
Photo by Scott Olson/Getty Images
![HOUSTON, TX - AUGUST 29: Residents are evacuated from their homes after severe flooding following Hurricane Harvey in north Houston August 29, 2017 in Houston, Texas. Parts of southeast Texas have received more than 40 inches of rain since Harvey made landfall on Friday, with more torrential rain expected the next several days. (Photo by Win McNamee/Getty Images)](https://wtop.com/wp-content/uploads/2017/08/082917_harvey_26.jpg)
Photo by Win McNamee/Getty Images
![HOUSTON, TX - AUGUST 29: People take shelter at the George R. Brown Convention Center after flood waters from Hurricane Harvey inundated the city on August 29, 2017 in Houston, Texas. The evacuation center which is overcapacity has already received more than 9,000 evacuees with more arriving. (Photo by Joe Raedle/Getty Images)](https://wtop.com/wp-content/uploads/2017/08/082917_harvey_20.jpg)
Photo by Joe Raedle/Getty Images
![HOUSTON, TX - AUGUST 29: Volunteers sort through donated clothing for the people that have taken shelter at the George R. Brown Convention Center after flood waters from Hurricane Harvey inundated the city on August 29, 2017 in Houston, Texas. The evacuation center which is overcapacity has already received more than 9,000 evacuees with more arriving. (Photo by Joe Raedle/Getty Images)](https://wtop.com/wp-content/uploads/2017/08/082917_harvey_27-1.jpg)
Photo by Joe Raedle/Getty Images
![Children and adults wait to get into the George R. Brown Convention Center after evacuating during Tropical Storm Harvey in Houston, on Tuesday, Aug. 29, 2017. (AP Photo/LM Otero)](https://wtop.com/wp-content/uploads/2017/08/082917_harvey_28.jpg)
AP Photo/LM Otero
![Volunteers Brenda Tcoc, right, and Hugo Wilson help sort bags of donated clothes for victims of the flooding from Tropical Storm Harvey after a shelter opened at the Lakewood Church in Houston, Texas, Tuesday, Aug. 29, 2017. (AP Photo/LM Otero)](https://wtop.com/wp-content/uploads/2017/08/082917_harvey_29.jpg)
AP Photo/LM Otero
AP Photo/LM Otero
![HOUSTON, TX - AUGUST 29: People take shelter at the George R. Brown Convention Center after flood waters from Hurricane Harvey inundated the city on August 29, 2017 in Houston, Texas. The evacuation center which is overcapacity has already received more than 9,000 evacuees with more arriving. (Photo by Joe Raedle/Getty Images)](https://wtop.com/wp-content/uploads/2017/08/082917_harvey_20.jpg)
Photo by Joe Raedle/Getty Images
![Volunteer Asuleni Santiago, 11, carries donated clothes for victims of the flooding from Tropical Storm Harvey at a shelter opened at the Lakewood Church in Houston, Texas, Tuesday, Aug. 29, 2017. (AP Photo/LM Otero)](https://wtop.com/wp-content/uploads/2017/08/082917_harvey_30.jpg)
AP Photo/LM Otero
![HOUSTON, TX - AUGUST 29: Volunteers sort through donated clothing for the people that have taken shelter at the George R. Brown Convention Center after flood waters from Hurricane Harvey inundated the city on August 29, 2017 in Houston, Texas. The evacuation center which is overcapacity has already received more than 9,000 evacuees with more arriving. (Photo by Joe Raedle/Getty Images)](https://wtop.com/wp-content/uploads/2017/08/082917_harvey_27.jpg)
Photo by Joe Raedle/Getty Images
AP Photo/LM Otero
![HOUSTON, TX - AUGUST 29: People take shelter at the George R. Brown Convention Center after flood waters from Hurricane Harvey inundated the city on August 29, 2017 in Houston, Texas. The evacuation center which is overcapacity has already received more than 9,000 evacuees with more arriving. (Photo by Joe Raedle/Getty Images)](https://wtop.com/wp-content/uploads/2017/08/082917_harvey_21.jpg)
Photo by Joe Raedle/Getty Images
![HOUSTON, TX - AUGUST 29: Evacuees arrive at the George R. Brown Convention Center after flood waters from Hurricane Harvey inundated the city on August 29, 2017 in Houston, Texas. The evacuation center which is overcapacity has already received more than 9,000 evacuees with more arriving. (Photo by Joe Raedle/Getty Images)](https://wtop.com/wp-content/uploads/2017/08/082917_harvey_22.jpg)
Photo by Joe Raedle/Getty Images
![Roads flood and the power is out on the west side of Houston along the Interstate 10 "energy corridor" on Tuesday, Aug. 29, 2017. (WTOP/Steve Dresner)](https://wtop.com/wp-content/uploads/2017/08/Houston_floodedroads2_dresner.jpg)
WTOP/Steve Dresner
![Roads flood and the power is out on the west side of Houston along the Interstate 10 "energy corridor" on Tuesday, Aug. 29, 2017. (WTOP/Steve Dresner)](https://wtop.com/wp-content/uploads/2017/08/houston_floodedroads_dresner.jpg)
WTOP/Steve Dresner
AP Photo/LM Otero
AP Photo/LM Otero
Marie D. De Jesus/Houston Chronicle via AP
Marie D. De Jesus/Houston Chronicle via AP
![Water from Addicks Reservoir flows into neighborhoods as floodwaters from Tropical Storm Harvey rise Tuesday, Aug. 29, 2017, in Houston. (AP Photo/David J. Phillip)](https://wtop.com/wp-content/uploads/2017/08/082917_harvey_1-260x174.jpg)
![Evacuees make their way though floodwaters near the Addicks Reservoir as floodwaters from Tropical Storm Harvey rise Tuesday, Aug. 29, 2017, in Houston. (AP Photo/David J. Phillip)](https://wtop.com/wp-content/uploads/2017/08/082917_harvey_2-260x174.jpg)
![Businesses and cars are flooded near the Addicks Reservoir as floodwaters from Tropical Storm Harvey rise Tuesday, Aug. 29, 2017, in Houston. (AP Photo/David J. Phillip)](https://wtop.com/wp-content/uploads/2017/08/082917_harvey_3-260x174.jpg)
![Residents evacuate near the Addicks Reservoir as floodwaters from Tropical Storm Harvey rise Tuesday, Aug. 29, 2017, in Houston. (AP Photo/David J. Phillip)](https://wtop.com/wp-content/uploads/2017/08/082917_harvey_4-260x174.jpg)
![Cars and businesses are flooded near the Addicks Reservoir as floodwaters from Tropical Storm Harvey rise Tuesday, Aug. 29, 2017, in Houston. (AP Photo/David J. Phillip)](https://wtop.com/wp-content/uploads/2017/08/082917_harvey_5-260x174.jpg)
![Cars and businesses are flooded near the Addicks Reservoir as floodwaters from Tropical Storm Harvey rise Tuesday, Aug. 29, 2017, in Houston. (AP Photo/David J. Phillip)](https://wtop.com/wp-content/uploads/2017/08/082917_harvey_5-1-260x174.jpg)
![Residents in the Cinqo Ranch area on Houston's west side were issued a mandatory evacuation notice. (WTOP/Steve Dresner)](https://wtop.com/wp-content/uploads/2017/08/082917_harvey_6-260x174.jpg)
![Residents in the Cinqo Ranch area on Houston's west side were issued a mandatory evacuation notice. (WTOP/Steve Dresner)](https://wtop.com/wp-content/uploads/2017/08/082917_harvey_7-260x174.jpg)
![Water from Addicks Reservoir flows into neighborhoods as floodwaters from Tropical Storm Harvey rise Tuesday, Aug. 29, 2017, in Houston. (AP Photo/David J. Phillip)](https://wtop.com/wp-content/uploads/2017/08/082917_harvey_8-260x174.jpg)
![Water from Addicks Reservoir flows into neighborhoods as floodwaters from Tropical Storm Harvey rise Tuesday, Aug. 29, 2017, in Houston. (AP Photo/David J. Phillip)](https://wtop.com/wp-content/uploads/2017/08/082917_harvey_9-260x174.jpg)
![Residents wade through floodwaters as they evacuate their homes near the Addicks Reservoir as floodwaters from Tropical Storm Harvey rise Tuesday, Aug. 29, 2017, in Houston. (AP Photo/David J. Phillip)](https://wtop.com/wp-content/uploads/2017/08/082917_harvey_31-260x174.jpg)
![Residents wade through floodwaters as they evacuate their homes near the Addicks Reservoir as floodwaters from Tropical Storm Harvey rise Tuesday, Aug. 29, 2017, in Houston. (AP Photo/David J. Phillip)](https://wtop.com/wp-content/uploads/2017/08/082917_harvey_10-260x174.jpg)
![Evacuees are helped as floodwaters from Tropical Storm Harvey rise Tuesday, Aug. 29, 2017, in Houston. (AP Photo/David J. Phillip)](https://wtop.com/wp-content/uploads/2017/08/082917_harvey_11-260x174.jpg)
![Evacuees are helped as floodwaters from Tropical Storm Harvey rise Tuesday, Aug. 29, 2017, in Houston. (AP Photo/David J. Phillip)](https://wtop.com/wp-content/uploads/2017/08/082917_harvey_12-260x174.jpg)
![Residents wade through floodwaters near the Addicks Reservoir as floodwaters from Tropical Storm Harvey rise Tuesday, Aug. 29, 2017, in Houston. (AP Photo/David J. Phillip)](https://wtop.com/wp-content/uploads/2017/08/082917_harvey_13-260x174.jpg)
![Businesses and cars are flooded near the Addicks Reservoir as floodwaters from Tropical Storm Harvey rise Tuesday, Aug. 29, 2017, in Houston. (AP Photo/David J. Phillip)](https://wtop.com/wp-content/uploads/2017/08/082917_harvey_14-260x174.jpg)
![Businesses and cars are flooded near the Addicks Reservoir as floodwaters from Tropical Storm Harvey rise Tuesday, Aug. 29, 2017, in Houston. (AP Photo/David J. Phillip)](https://wtop.com/wp-content/uploads/2017/08/082917_harvey_15-260x174.jpg)
![Homes are flooded near the Addicks Reservoir as floodwaters from Tropical Storm Harvey rise Tuesday, Aug. 29, 2017, in Houston. (AP Photo/David J. Phillip)](https://wtop.com/wp-content/uploads/2017/08/082917_harvey_16-260x174.jpg)
![Residents evacuate their homes near the Addicks Reservoir as floodwaters from Tropical Storm Harvey rise Tuesday, Aug. 29, 2017, in Houston. (AP Photo/David J. Phillip)](https://wtop.com/wp-content/uploads/2017/08/082917_harvey_17-260x174.jpg)
![Airplanes sit at a flooded airport near the Addicks Reservoir as floodwaters from Tropical Storm Harvey rise Tuesday, Aug. 29, 2017, in Houston. (AP Photo/David J. Phillip)](https://wtop.com/wp-content/uploads/2017/08/082917_harvey_19-260x174.jpg)
![HOUSTON, TX - AUGUST 29: Rescue workers and volunteers help residents make their way out of a flooded neighborhood after it was inundated with rain water following Hurricane Harvey on August 29, 2017 in Houston, Texas. Harvey, which made landfall north of Corpus Christi August 25, has dumped nearly 50 inches of rain in and around areas Houston. (Photo by Scott Olson/Getty Images)](https://wtop.com/wp-content/uploads/2017/08/082917_harvey_23-260x174.jpg)
![HOUSTON, TX - AUGUST 29: People make their way out of a flooded neighborhood after it was inundated with rain water following Hurricane Harvey on August 29, 2017 in Houston, Texas. Harvey, which made landfall north of Corpus Christi August 25, has dumped nearly 50 inches of rain in and around areas Houston. (Photo by Scott Olson/Getty Images)](https://wtop.com/wp-content/uploads/2017/08/082917_harvey_24-260x174.jpg)
![HOUSTON, TX - AUGUST 29: Rescue workers and volunteers help residents make their way out of a flooded neighborhood after it was inundated with rain water following Hurricane Harvey on August 29, 2017 in Houston, Texas. Harvey, which made landfall north of Corpus Christi August 25, has dumped nearly 50 inches of rain in and around areas Houston. (Photo by Scott Olson/Getty Images)](https://wtop.com/wp-content/uploads/2017/08/082917_harvey_25-260x174.jpg)
![HOUSTON, TX - AUGUST 29: Residents are evacuated from their homes after severe flooding following Hurricane Harvey in north Houston August 29, 2017 in Houston, Texas. Parts of southeast Texas have received more than 40 inches of rain since Harvey made landfall on Friday, with more torrential rain expected the next several days. (Photo by Win McNamee/Getty Images)](https://wtop.com/wp-content/uploads/2017/08/082917_harvey_26-260x174.jpg)
![HOUSTON, TX - AUGUST 29: People take shelter at the George R. Brown Convention Center after flood waters from Hurricane Harvey inundated the city on August 29, 2017 in Houston, Texas. The evacuation center which is overcapacity has already received more than 9,000 evacuees with more arriving. (Photo by Joe Raedle/Getty Images)](https://wtop.com/wp-content/uploads/2017/08/082917_harvey_20-260x174.jpg)
![HOUSTON, TX - AUGUST 29: Volunteers sort through donated clothing for the people that have taken shelter at the George R. Brown Convention Center after flood waters from Hurricane Harvey inundated the city on August 29, 2017 in Houston, Texas. The evacuation center which is overcapacity has already received more than 9,000 evacuees with more arriving. (Photo by Joe Raedle/Getty Images)](https://wtop.com/wp-content/uploads/2017/08/082917_harvey_27-1-260x174.jpg)
![Children and adults wait to get into the George R. Brown Convention Center after evacuating during Tropical Storm Harvey in Houston, on Tuesday, Aug. 29, 2017. (AP Photo/LM Otero)](https://wtop.com/wp-content/uploads/2017/08/082917_harvey_28-260x174.jpg)
![Volunteers Brenda Tcoc, right, and Hugo Wilson help sort bags of donated clothes for victims of the flooding from Tropical Storm Harvey after a shelter opened at the Lakewood Church in Houston, Texas, Tuesday, Aug. 29, 2017. (AP Photo/LM Otero)](https://wtop.com/wp-content/uploads/2017/08/082917_harvey_29-260x174.jpg)
![HOUSTON, TX - AUGUST 29: People take shelter at the George R. Brown Convention Center after flood waters from Hurricane Harvey inundated the city on August 29, 2017 in Houston, Texas. The evacuation center which is overcapacity has already received more than 9,000 evacuees with more arriving. (Photo by Joe Raedle/Getty Images)](https://wtop.com/wp-content/uploads/2017/08/082917_harvey_20-260x174.jpg)
![Volunteer Asuleni Santiago, 11, carries donated clothes for victims of the flooding from Tropical Storm Harvey at a shelter opened at the Lakewood Church in Houston, Texas, Tuesday, Aug. 29, 2017. (AP Photo/LM Otero)](https://wtop.com/wp-content/uploads/2017/08/082917_harvey_30-260x174.jpg)
![HOUSTON, TX - AUGUST 29: Volunteers sort through donated clothing for the people that have taken shelter at the George R. Brown Convention Center after flood waters from Hurricane Harvey inundated the city on August 29, 2017 in Houston, Texas. The evacuation center which is overcapacity has already received more than 9,000 evacuees with more arriving. (Photo by Joe Raedle/Getty Images)](https://wtop.com/wp-content/uploads/2017/08/082917_harvey_27-260x174.jpg)
![HOUSTON, TX - AUGUST 29: People take shelter at the George R. Brown Convention Center after flood waters from Hurricane Harvey inundated the city on August 29, 2017 in Houston, Texas. The evacuation center which is overcapacity has already received more than 9,000 evacuees with more arriving. (Photo by Joe Raedle/Getty Images)](https://wtop.com/wp-content/uploads/2017/08/082917_harvey_21-260x174.jpg)
![HOUSTON, TX - AUGUST 29: Evacuees arrive at the George R. Brown Convention Center after flood waters from Hurricane Harvey inundated the city on August 29, 2017 in Houston, Texas. The evacuation center which is overcapacity has already received more than 9,000 evacuees with more arriving. (Photo by Joe Raedle/Getty Images)](https://wtop.com/wp-content/uploads/2017/08/082917_harvey_22-260x174.jpg)
![Roads flood and the power is out on the west side of Houston along the Interstate 10 "energy corridor" on Tuesday, Aug. 29, 2017. (WTOP/Steve Dresner)](https://wtop.com/wp-content/uploads/2017/08/Houston_floodedroads2_dresner-260x174.jpg)
![Roads flood and the power is out on the west side of Houston along the Interstate 10 "energy corridor" on Tuesday, Aug. 29, 2017. (WTOP/Steve Dresner)](https://wtop.com/wp-content/uploads/2017/08/houston_floodedroads_dresner-260x174.jpg)
All told, hundreds of people have had to be rescued as rapidly rising floodwaters overtook their homes and shelters offering refuge are crowded with thousands of people and running out of cots.