ARINC Profile: ARINC Events (2) (Shortly Before 12:00 p.m.) September 11, 2001: FAA Learns of Korean Airlines Flight Mistakenly Believed Hijacked 2001-09-11 (Shortly After 8:25 a.m.) September 11, 2001: Aviation Communications Company Tries Contacting Flight 11, but without Success 2001-09-11