The tragic aviation accidents that happened worldwide this year have sparked discussions on improving aviation safety.

Iran's civil aviation chief, however, said he was "certain" that the plane was not hit by a missile. The crash came just hours ... and was in the air and the location shows that the pilot was ...

Iran claimed responsibility for downing the plane According to the IAC’s press service the Iranian side has informed the IAC about the crash but requested no assistance in conducting the probe ...