Malaysia Airlines Flight 370 unofficial disappearance theories Malaysia Airlines Flight 370 unofficial disappearance theories Malaysia Airlines Flight 370 disappeared on 8 March 2014, after departing from Kuala Lumpur for Beijing, with 227 passengers and 12 crew members on board. Malaysia's former Prime Minister, Najib Razak, has stated that the aircraft's flight ended somewhere in the Indian Ocean, but no further explanation has been given. Official announcements have been questioned by many critics, and several theories about the disappearance have been proposed. Some of these have been described as conspiracy theories. The incident remains under investigation. Victims' relatives have questioned the veracity of the Malaysian government's statements about
Malaysia Airlines Flight 370 of Flight 370 "just after [01:30]" using the international distress frequency to relay Vietnamese air traffic control's request for the crew to contact them; the captain said he was able to establish communication, but only heard "mumbling" and static. Calls made to Flight 370's cockpit at 02:39 and 07:13 were unanswered but acknowledged by the aircraft's satellite data unit. At 01:20:31 MYT, Flight 370 was observed on radar at the Kuala Lumpur ACC as it passed the navigational waypoint IGARI () in the Gulf of Thailand; five seconds later, the Mode-S symbol disappeared from radar screens. At 01:21:13, Flight 370