On Capitol Hill, Directors James Comey of the F.B.I., John O. Brennan of the C.I.A. and James R. Clapper Jr. of national intelligence.
WASHINGTON — The Central Intelligence Agency’s attempt to keep secret the details of a defunct detention and interrogation program has escalated a battle between the agency and members of Congress and led to an investigation by the C.I.A.’s internal watchdog into the conduct of agency employees.
