After 9/11, the CIA sprang into action to thwart potential future attacks. One of the methods employed: secret and controversial “black site” prisons — interrogation facilities established without normal wartime conventions. Philip Mudd, former deputy director of the CIA’s Counterterrorist Center and the FBI’s National Security Branch, joins host Krys Boyd to talk about U.S. security strategy in the age of terrorism, which he writes about in, “Black Site: The CIA in the Post-9/11 World.”