Data recovery from the flight data recorders aboard Air India flight 171, which tragically crashed on June 12, began this past week.

More than two weeks after the deadly crash of an Air India plane that killed all but one of the 242 people on board, investigators and the airline are studying possible dual engine failure as a scenario that prevented the Boeing Co.

Among the various theories doing the rounds initially regarding the possible causes of the Air India aircraft crash in Ahmedabad on June 12 that killed over 260 people, was that the pilot flew the aircraft with retracted flaps and gear down.