A fire broke out in the auxiliary power unit (APU) of Air India flight AI-315, an Airbus A321, shortly after landing at Indira Gandhi International Airport in Delhi from Hong Kong on Tuesday, the airline reported.

As investigators probe possible pilot error in the Ahmedabad plane tragedy, aviation leaders push for in-cockpit video recorders

Air India said Tuesday that preliminary inspections found no issues in the locking mechanism of fuel control switches for select Boeing aircrafts. The announcement followed a preliminary investigation into last month’s Air India plane crash that the switches shifted and flipped within seconds,

A black box recording suggested one of the pilots cut the plane’s fuel flow. PEOPLE spoke to aviation expert Anthony Brickhouse about what that means