Caspian Airlines (Tehran) lost one its Tupolev Tu-154M EP-CPG (msn 87A748) this morning on flight RV 7908 between Tehran and Yerevan. All 168 passengers and crew died in the crash. The airliner crashed in a field creating a crater after takeoff from Tehran, approximately 75 miles northwest of Tehran in the village of Jannatabad.
Additional details from the BBC: