John Brennan on what his CIA successor needs to worry about

CIA Director John Brennan joins Judy Woodruff for the second installment of our interview. More

CIA Director John Brennan joins Judy Woodruff for the second installment of our interview to discuss concerns raised by European intelligence officials regarding possible Russian intrusion in upcoming elections, whether the U.S. is on the verge of a new Cold War with Russia and the nuclear weapon capabilities of North Korea.

AIR DATE 1/4/17