The national airlines of Azerbaijan and Kazakhstan have suspended some flights to Russia after evidence suggested an Azerbaijani plane had been downed by Russian air defence systems. The Kazakh airline,

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.

Azerbaijan Airlines and other carriers have suspended flights to several destinations in Russia after it emerged that Russian air defenses may have severely damaged an Azeri Embraer 190 that crashed Dec. 25.