Peter Mulligan Profile: Peter Mulligan Events (2) (9:01 a.m.) September 11, 2001: FAA’s New York Center Tells FAA Command Center about Flight 175 Hijack 2001-09-11 9:01 a.m.-9:02 a.m. September 11, 2001: Military Liaison at New York Center Informed of Flight 175 Hijacking; Says Responding Fighters Are in the Air 2001-09-11