In a never-before-seen interview, Richard Clarke, former White House Counterterror “Tsar” to Presidents Clinton and Bush, goes on record about what he believes happened at CIA in the run-up to the 9/11 attacks, accusing then-CIA Director George Tenet and two of his deputies of deliberately not informing the White House, FBI, and Defense Department about two future hijackers inside U.S., then covering up from the 9/11 investigations.