Combat engineers with Marine Wing Support Squadron 371, stationed out of Marine Corps Air Station Yuma, Ariz., took part in a field training exercise on July .
Combat engineers with Marine Wing Support Squadron 371, stationed out of Marine Corps Air Station Yuma, Ariz., took part in a field training exercise - in which .
Combat Engineers Get Savvy with Grenade Launchers Combat engineers with Marine Wing Support Squadron 371, stationed out of Marine Corps Air Station .