Experts say evidence in the Azerbaijan Airlines plane crash in Kazakhstan points to a possible midair explosion, not an encounter with a flock of birds.

Russia’s aviation chief says that a Ukrainian drone attack was under way in the region of Chechnya at the time an Azerbaijani airliner attempted to land before diverting to Kazakhstan and crashing there.

A passenger aboard the Airlines flight that crashed in Kazakhstan told Reuters there was at least one loud bang as the plane neared its