Days after the Air India crash in Ahmedabad, the head of the Federal Aviation Administration said on Thursday that the fatal crash of the Boeing 787 jet does not appear to have been caused by a mechanical issue or inadvertent movement of the fuel control unit or switches.

The FAA has determined the Air India Boeing 787 crash wasn't due to mechanical or fuel control issues. The investigation focuses on fuel control switches, which haven't shown faults per inspections. Preliminary insights suggest intentional fuel cut-off,

PEOPLE spoke to aviation expert Anthony Brickhouse about the tragic June 12 crash that killed 241 passengers and crew members. A black box recording suggested the captain of the ill-fated Air India flight had turned off the plane’s fuel switches shortly before the crash.