After an Azerbaijan Airlines jet crashed in Kazakhstan, speculation mounted about why the plane went down and whether possible Russian air defense action may have played a role.

Authorities in Kazakhstan are investigating the cause of an Azerbaijan Airlines plane crash in the country, which killed 38 people and injured 29 others on Christmas Day. The big picture: Flight J2-8243 was diverted while en route from Baku,

A plane carrying seven people injured in the Azerbaijan Airlines' Embraer 190 crash arrived at Heydar Aliyev International Airport in Baku on Thursday evening. The plane was en route from Azerbaijan's capital of Baku to the Russian city of Grozny in the North Caucasus on Wednesday when it was diverted and crashed while making an attempt to land in Aktau,