AH-1W Super Cobras and UH-1Y Hueys fly over in the missing man formation during the graveside service for U.S. Marine Corps Maj. Elizabeth Kealey in Section 71 of Arlington National Cemetery, April 27, 2015, in Arlington, Va. Kealey died in a helicopter crash while conducting training at Marine Corps Air Ground Combat Center Twentynine Palms, Calif., Jan. 23, according to a Marine Corps Air Station Miramar press release. (U.S. Army photo by Rachel Larue/released)