Today's Takeaways: A CIA Whistleblower, Endangered Species, and Stephen Hawking

Download
A three-month-old male Dhole pup named Nicolai is seen at the San Diego Zoo, May 21, 2003. The Wild Animal Park is currently the only facility to house this endangered species in the United States.
( Ken Bohn/Zoological Society of San Diego / Getty )
PRI WNYC