When Flight 5634 was nearing Paris , a Korean Air Boeing 747 burst Destroying a tire on landing Arriving , causing Causation controllers to close Process_end the runway briefly .

tara o'toole and thomas inglesby of the johns hopkins center for civilian biodefense strategies ( unk ) / center for strategic and international studies ( csis ) , and randy larsen and mark unk of analytic services were the principal designers , authors , and controllers of the dark winter project .

Planning Arranging of Vietnam GDB missions included Cause_to_be_included providing Supply coordinates with accuracy to the radar sites , handoff of the bomber from air controllers ( e.g. , a DASC ) to the site , tracking Recording the aircraft by radiating Lighting the bomber ( e.g. , activating the 400 Watt Motorola SST-181 X Band Beacon Transponder ) , and radioing of technical data from the aircrew to the radar site such as the airspeed/heading for the central to estimate wind Motion speed on the bomb Attack ( s ) .

Unlike Flight 11 , which turned Change its transponder off , the aircraft 's transponder was visible on New York Center 's radar , and the aircraft deviated Change from the assigned flight path for four minutes before air traffic controllers noticed Know these changes Change at 08:51 EDT .

The Malaysian Ministry of Transport 's final report Reporting from July 2018 was inconclusive , but highlighted Malaysian air traffic controllers ' failures to attempt to communicate with the aircraft shortly after its disappearance .

The bank angle increased Cause_change_of_position_on_a_scale to 35° ; at that point the tower controllers picked up Choosing a garbled broadcast believed Know to be from the pilots .

Subsequently , the report Reporting also blamed Judgment_communication the tower controllers in Gimhae Airport for not using Using the tower BRITE and MSAW systems when losing Preventing_or_letting visual contact with the flight 129 aircraft .

The Government of India said Statement that the attackers came from Pakistan , and their controllers were in Pakistan .

The aircraft crashed Catastrophe in the Margalla Hills north of Islamabad after air traffic controllers lost Earnings_and_losses contact Communication with the flight crew during their attempt to land Motion in dense fog and heavy monsoon rain .

As the Brasilia was on approach Arriving to Rio Branco , ground controllers granted Giving the flight crew permission to land Motion .

on 3 august 1981 , 12,500 air traffic controllers , members of the professional air traffic controllers organization ( patco ) , walked Self_motion off their jobs with the federal aviation administration .

on 3 august 1981 , 12,500 air traffic controllers , members of the professional air traffic controllers organization ( patco ) , walked Self_motion off their jobs with the federal aviation administration .

President Ronald Reagan vowed Commitment to fire the controllers if they did not return Arriving to work Employment within 48 hours .

On the first day of the strike Attack 85 percent of union controllers were out .

Two days later , Reagan fired the striking Attack controllers -- 12,000 air traffic controllers were fired on August 5 .

Two days later , Reagan fired the striking Attack controllers -- 12,000 air traffic controllers were fired on August 5 .

Civil and military air traffic controllers mislocated both aircraft involved Cause_to_be_included , leading to Causation violations Legality of air traffic control rules .