U.S. officials say Russia could be behind a passenger plane crash in Kazakhstan that left dozens dead on Christmas Day. U.S. officials say it looks like the plane was hit by a Russian air defense system,

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.

Officials say an Azerbaijani airliner has crashed in the Kazakhstani city of Aktau with Kazakhstan’s Emergency Ministry now saying that at least 28 people survived the crash, which could mean that over 30 people are likely dead.