An Azerbaijan Airlines flight crashed in Kazakhstan, killing dozens, with Azerbaijani sources saying the cause appears to be a Russian missile.Issa Tazhenbayev/Anadolu via Getty ImagesAn Azerbaijan Airlines flight crashed in Kazakhstan, killing 38 people.Azerbaijani sources said Russian air defenses, not a bird strike, downed the airliner.An aviation safety firm plans to raise its risk rating for the nearby airspace after the incident.An Azerbaijan Airlines flight crash-landed in Kazakhstan on Wednesday, with Russia's civil aviation authority quickly pointing to a bird strike as a possible cause.However, Azerbaijani sources said a preliminary investigation has found Russian air defenses caused the crash, which killed 38 of the 67 people on board, including both pilots.