National Zoo helps a panda mom care for twins

Aired: 8/24/2015 | 0:06:21 | Clip
It was a big birthday weekend for giant pandas at the National Zoo in Washington. While Bao Bao marked her second birthday, her mother Mei Xiang gave birth to two cubs. Panda twins aren’t uncommon, but they do pose a special challenge for the mother. Jeffrey Brown learns more from Dr. Pierre Comizzoli of the Smithsonian Conservation Biology Institute.