(Undated) -- The Air Force has confirmed all four airmen aboard a military cargo plane were killed when the aircraft crashed near Elmendorf Air Force Base in Anchorage, Alaska. The C-17 cargo plane assigned to the 3rd Wing at Elmendorf went down during a training mission Wednesday evening. Third Wing Commander Colonel John McMullen issued a statement expressing the Air Force's deepest sympathy and sincerest condolences to the family and friends of the airmen.