BAKU (Reuters) -Russian air defences downed an Azerbaijan Airlines plane that crashed in Kazakhstan, killing 38 people, four sources with knowledge of the preliminary findings of Azerbaijan's investigation into the disaster told Reuters on Thursday.

This report contains content some people may find distressingThis social media video shows the moment Azerbaijan Airlines flight J2-8243 crashed in Kazakhstan on Wednesday, killing 38 people.Four sources with knowledge of the preliminary findings of Azerbaijan's investigation into the disaster told Reuters that Russian air defenses downed the passenger jet,

The flight was en route from the Azerbaijani capital of Baku to Grozny, in Russia’s south, when it diverted and attempted an emergency landing in Kazakhstan.