Battlefield crosses stand in memory of Maj. Elizabeth R. Kealy, a UH-1Y Venom "Super Huey" pilot, and Capt. Adam C. Satterfield, UH-1Y Venom "Super Huey" co-pilot, for their memorial service on Marine Corps Base Camp Pendleton, Calif., Feb. 20, 2015. Kealy and Satterfield passed away when their helicopter crashed during a training exercise at Marine Corps Air Ground Combat Center Twentynine Palms. (U.S. Marine Corps photo by Cpl. Darien J. Bjorndal, 3rd Marine Aircraft Wing/Released)