BREAKING NEWS GOP Rep. Jason Chaffetz of Utah says he is officially running to replace John Boehner as Speaker of the House

National Zoo Panda Cub: Meet Bao Bao

Mei Xiang, the the National Zoo's 15-year-old female giant panda, is a mother once again. At 5:32 Friday, Aug. 23 evening she gave birth to a cub. Watch Mei Xiang and her cub on the Panda Cam