A United States Naval Academy midshipman reacts after receiving her diploma as Secretary of Defense Chuck Hagel shakes hands with a midshipman during the United States Naval Academy 2014 Class academy's graduation and commissioning ceremonies at Navy-Marine Corps Stadium in Annapolis, Md., Friday, May 23, 2014. (AP Photo/Jose Luis Magana)
U.S. Navy flight demonstration team, The Blue Angels perform a flyover above graduating Midshipmen during the United States Naval Academy 2014 Class graduation and commissioning ceremonies at Navy-Marine Corps Stadium in Annapolis, Md., Friday May 23, 2014. (AP Photo/Jose Luis Magana)
This is a Feb., 1945 photo of U.S. Marine Corps amtracs and trucks surging up onto the shore during the battle of Iwo Jima, Japan, during World War II. (AP Photo)
This is a Feb., 1945 photo of U.S. Marine Corps amtracs and medium tanks, blasted by Japanese artillery, after being bogged down in the soft black volcanic ash of Iwo Jima, Japan, during World War II. (AP Photo)
Marines move military vehicles near the entrance to Marine Corps Camp Pendleton in front of smoke plumes from the Las Pulgas wildfire burning on base Friday, May 16, 2014, in Oceanside, Calif. San Diego County officials said Friday five wildfires have been 100 percent contained. Still, crews were focusing efforts on two large fires — one in the city of San Marcos and two blazes at the Marine Corps' Camp Pendleton. (AP Photo/Gregory Bull)
Cars leave the Marine Corps Camp Pendleton base during a partial evacuation due to wildfires Friday, May 16, 2014, in Oceanside, Calif. San Diego County officials said Friday five wildfires have been 100 percent contained. Still, crews were focusing efforts on two large fires — one in the city of San Marcos and two blazes at the Marine Corps' Camp Pendleton. (AP Photo/Gregory Bull)