Events (7)

• 8:13 a.m. September 11, 2001: Flight 11 Makes Its Last Communication with Air Traffic Control 2001-09-11
• (Between 8:13 a.m. and 8:21 a.m.) September 11, 2001: Flight 11 Transponder Turned Off 2001-09-11
• 8:14 a.m.-8:24 a.m. September 11, 2001: Air Traffic Controller Repeatedly Tries to Contact Flight 11 2001-09-11
• (8:15 a.m.) September 11, 2001: Flight Controllers Cannot Contact Flight 11 2001-09-11
• (8:21 a.m.) September 11, 2001: Boston Controller Suspects Something Seriously Wrong with Flight 11, but NORAD Not Notified 2001-09-11
• 8:24 a.m. September 11, 2001: Boston Air Traffic Controllers Hear Flight 11 Hijacker Say, ‘We Have Some Planes,’ but Uncertain of Origin of Transmission 2001-09-11
• (8:25 a.m.) September 11, 2001: Boston Realizes with Certainty that Flight 11 Has Been Hijacked 2001-09-11