On 60 Minutes, former White House chief strategist Steve Bannon said he believes Trumps firing of James Comey to be the biggest mistake in modern .
Former White House chief strategist Steve Bannon is speaking out about one of President Trumps most controversial decisions in office: firing former FBI .
Hoover Institution Research Fellow Lanhee Chen on former White House chief strategist Steve Bannons comments on former FBI Director James Comeys firing.
LIVE: White House Press Briefing Following Announcement That DACA Program Will Be Terminated - White House Press Briefing with Press Secretary Sarah .