The Whistleblower who came out into the cold...

The White House insider who blew the whistle on President Trump remains under federal protection.  But whistle-blowing is a dangerous game. Warren talks with a whistle-blower who did prison time after his identity was revealed. Jeffrey Sterling was a black CIA agent convicted of espionage--after exonerating evidence was prohibited on national security grounds.  He blames racism--pervasive, he claims, in the CIA--even during the Obama Administration.