Lighting of Capitol Christmas Tree

The U.S. Capitol Christmas tree is lit, after a ceremony on the West Front of the Capitol in Washington, Wednesday, Dec. 2, 2015. The 2015 U.S. Capitol Christmas Tree is a 74 feet Lutz tree from Chugach National Forest in Alaska. (AP Photo/Manuel Balce Ceneta)

AP Photo/Manuel Balce Ceneta

The U.S. Capitol Christmas tree is lit, after a ceremony on the West Front of the Capitol in Washington, Wednesday, Dec. 2, 2015. The 2015 U.S. Capitol Christmas Tree is a 74 feet Lutz tree from Chugach National Forest in Alaska. (AP Photo/Manuel Balce Ceneta)

AP Photo/Manuel Balce Ceneta

House Speaker Paul Ryan, R-Wis., speaks during the lighting of the U.S. Capitol Christmas tree, on the West Front of the Capitol in Washington, Wednesday, Dec. 2, 2015. The 2015 U.S. Capitol Christmas Tree is a 74 feet Lutz tree from Chugach National Forest in Alaska. (AP Photo/Manuel Balce Ceneta)

AP Photo/Manuel Balce Ceneta

House Speaker Paul Ryan, R-Wis., speaks during the lighting of the U.S. Capitol Christmas tree, on the West Front of the Capitol in Washington, Wednesday, Dec. 2, 2015. The 2015 U.S. Capitol Christmas Tree is a 74 feet Lutz tree from Chugach National Forest in Alaska. (AP Photo/Manuel Balce Ceneta)

AP Photo/Manuel Balce Ceneta

House Speaker Paul Ryan, R-Wis., reacts as he and Alaska fifth-grader Anna DeVolld turn the switch to light the U.S. Capitol Christmas tree, during a ceremony on the West Front of the Capitol in Washington, Wednesday, Dec. 2, 2015. The 2015 U.S. Capitol Christmas Tree is a 74 feet Lutz tree from Chugach National Forest in Alaska. (AP Photo/Manuel Balce Ceneta)

AP Photo/Manuel Balce Ceneta

Sen. Lisa Murkowski, R-Alaska, speaks during the lighting of the U.S. Capitol Christmas tree, on the West Front of the Capitol in Washington, Wednesday, Dec. 2, 2015. The 2015 U.S. Capitol Christmas Tree is a 74 feet Lutz tree from Chugach National Forest in Alaska. (AP Photo/Manuel Balce Ceneta)

AP Photo/Manuel Balce Ceneta

Amy Mitchell, second from left, and Adrea Ebona, front left, of the Tlingit tribe from Juneau, Alaska, and the Yaaw Tei Yi group, dance on the West Front of the Capitol in Washington, Wednesday, Dec. 2, 2015, during the lighting ceremony of the U.S. Capitol Christmas tree. The 2015 U.S. Capitol Christmas Tree is a 74 feet Lutz tree from Chugach National Forest in Alaska. (AP Photo/Manuel Balce Ceneta)

AP Photo/Manuel Balce Ceneta

Lights from the Capitol Christmas tree glow in Sacramento, Calif., Wednesday, Dec. 2, 2015. Gov. Jerry Brown had canceled the official lighting ceremony to honor the victims and families of the mass shooting at a San Bernardino facility that includes a center that helps people with developmental disabilities. The 61-foot tall white fir tree is decorated with more than 10,000 LED lights and 900 hand-crafted ornaments made by children and adults with developmental disabilities who receive services from the state’s development centers and nonprofit centers. (AP Photo/Rich Pedroncelli)

AP Photo/Rich Pedroncelli

Lights from the Capitol Christmas tree glow in Sacramento, Calif., Wednesday, Dec. 2, 2015. Gov. Jerry Brown had canceled the official lighting ceremony to honor the victims and families of the mass shooting at a San Bernardino facility that includes a center that helps people with developmental disabilities. The 61-foot tall white fir tree is decorated with more than 10,000 LED lights and 900 hand-crafted ornaments made by children and adults with developmental disabilities who receive services from the state’s development centers and nonprofit centers. (AP Photo/Rich Pedroncelli)

AP Photo/Rich Pedroncelli

Jeffery, “J.J.” Paris celebrates after lighting the Capitol Christmas tree in Sacramento, Calif., Wednesday, Dec. 2, 2015. Gov. Jerry Brown had canceled the official lighting ceremony to honor the victims and families of the mass shooting at a San Bernardino facility that includes a center that helps people with developmental disabilities. The 61-foot tall white fir tree was is decorated with more than 10,000 LED lights and 900 hand-crafted ornaments made by children and adults with developmental disabilities who receive services from the state’ development centers and nonprofit centers. (AP Photo/Rich Pedroncelli)

AP Photo/Rich Pedroncelli

The U.S. Capitol Christmas tree is lit, after a ceremony on the West Front of the Capitol in Washington, Wednesday, Dec. 2, 2015. The 2015 U.S. Capitol Christmas Tree is a 74 feet Lutz tree from Chugach National Forest in Alaska. (AP Photo/Manuel Balce Ceneta)

AP Photo/Manuel Balce Ceneta