A report released by India's Aircraft Accident Investigation Bureau pointed to fuel switches that flipped off during takeoff, depriving engines of power.

The US aviation regulator has said fuel control switches in Boeing aeroplanes are safe, following their reported involvement in a fatal Air India crash that killed 260 people in June. The safety of the switches has become a key point of concern after a preliminary report on the disaster was released by investigators on Friday.

A preliminary report depicted confusion in the cockpit shortly before an Air India jetliner crashed , killing 260 people last month, after the