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An honor guard presents the colors during a ceremony commemorating the 71st anniversary of the Japanese attacks on Pearl Harbor on December 7, 2012 in New York City. Pearl Harbor survivors from the New York metropolitan area participated in a wreath-laying ceremony next to the Intrepid Sea, Air and Space Museum, which was closed due to damage sustained in Hurricane Sandy. (Photo by John Moore/Getty Images)

Pearl Harbor survivors attend a ceremony commemorating the 71st anniversary of the Pearl Harbor attacks on December 7, 2012 in New York City. World War II veterans from the New York metropolitan area participated in a wreath-laying ceremony next to the Intrepid Sea, Air and Space Museum, which was damaged in Hurricane Sandy and is undergoing repairs. (Photo by John Moore/Getty Images)

Pearl Harbor survivors attend a ceremony commemorating the 71st anniversary of the Japanese attacks on Pearl Harbor on December 7, 2012 in New York City. World War II veterans from the New York metropolitan area participated in a wreath-laying ceremony next to the Intrepid Sea, Air and Space Museum, which was damaged in Hurricane Sandy and is undergoing repairs. (Photo by John Moore/Getty Images)

An honor guard fires a 7-gun salute during a ceremony commemorating the 71st anniversary of the Japanese attacks on Pearl Harbor on December 7, 2012 in New York City. World War II veterans from the New York metropolitan area participated in a wreath-laying ceremony next to the Intrepid Sea, Air and Space Museum, which was damaged in Hurricane Sandy and is undergoing repairs. (Photo by John Moore/Getty Images)

Catholic War Veterans New York State Commander James Mullarkey plays Taps during a ceremony commemorating the 71st anniversary of the Japanese attacks on Pearl Harbor on December 7, 2012 in New York City. World War II survivors of Pearl Harbor from the New York metropolitan area participated in a wreath-laying ceremony next to the Intrepid Sea, Air and Space Museum, which was damaged in Hurricane Sandy and is undergoing repairs. (Photo by John Moore/Getty Images)

Pearl Harbor survivors attend a ceremony commemorating the 71st anniversary of the Japanese attacks on Pearl Harbor on December 7, 2012 in New York City. World War II veterans from the New York metropolitan area participated in a wreath-laying ceremony next to the Intrepid Sea, Air and Space Museum, which was damaged in Hurricane Sandy and is undergoing repairs. (Photo by John Moore/Getty Images)

Pearl Harbor survivors Clark Simmons, 91, (L), and Aaron Chabin, 89, attend a ceremony commemorating the 71st anniversary of the Japanese attacks on Pearl Harbor on December 7, 2012 in New York City. World War II veterans from the New York metropolitan area participated in a wreath-laying ceremony next to the Intrepid Sea, Air and Space Museum, which was damaged in Hurricane Sandy and is undergoing repairs. (Photo by John Moore/Getty Images)

Pearl Harbor survivor Armando Chick Galella, right, age 91, of Sleepy Hollow, N.Y., tosses a wreath into the Hudson River during ceremonies at the Intrepid Sea, Air and Space Museum. in New York, commemorating the 71st anniversary of the attack at Pearl Harbor, Friday, Dec. 7, 2012. President Barack Obama marked the day on Thursday by issuing a presidential proclamation, calling for flags to fly at half-staff on Friday and asking all Americans to observe the day of remembrance and honor military service members and veterans. (AP Photo/Richard Drew)

Pearl Harbor survivor Daniel Fruchter, of Eastchester, N.Y., salutes members of the color guard during a visit before ceremonies at the Intrepid Sea, Air and Space Museum. in New York, commemorating the 71st anniversary of the attack at Pearl Harbor, Friday, Dec. 7, 2012. President Barack Obama marked the day on Thursday by issuing a presidential proclamation, calling for flags to fly at half-staff on Friday and asking all Americans to observe the day of remembrance and honor military service members and veterans. (AP Photo/Richard Drew)

Pearl Harbor survivor Aaron Chabin (R), 89, walks with his wife of 58 years Helene Chabin after attending a ceremony commemorating the 71st anniversary of the Japanese attacks on Pearl Harbor on December 7, 2012 in New York City. World War II veterans from the New York metropolitan area participated in a wreath-laying ceremony next to the Intrepid Sea, Air and Space Museum, which was damaged in Hurricane Sandy and is undergoing repairs. (Photo by John Moore/Getty Images)

The USS Michael Murphy passes the USS Arizona Memorial during the 71st anniversary of the attack on Pearl Harbor at the WW II Valor in the Pacific National Monument in Honolulu, Hawaii December 7, 2012. REUTERS/Hugh Gentry

Pearl Harbor survivors Michael Ganitch of California and Robert McCoy of Hawaii talk during the 71st Annual Memorial Ceremony Pearl Harbor survivor Victor Miranda wipes his eyes during the 71st Annual Memorial Ceremony commemorating the WWII Attack On Pearl Harbor at the World War 2 Valor in the Pacific National Monument December 7, 2012 in Pearl Harbor, Hawaii. This is the 71st anniversary of the Japanese attack on pearl Harbor. (Photo by Kent Nishimura/Getty Images)

National Parks Service Memorial Superintendent Paul DePrey greets veteran Edgar Harrison of California at the 71st Annual Memorial Ceremony commemorating the WWII Attack On Pearl Harbor at the World War 2 Valor in the Pacific National Monument December 7, 2012 in Pearl Harbor, Hawaii. This is the 71st anniversary of the Japanese attack on pearl Harbor. (Photo by Kent Nishimura/Getty Images)

Pearl Harbor survivors Michael Ganitch of California and Robert McCoy of Hawaii talk during the 71st Annual Memorial Ceremony commemorating the WWII Attack On Pearl Harbor at the World War 2 Valor in the Pacific National Monument December 7, 2012 in Pearl Harbor, Hawaii. This is the 71st anniversary of the Japanese attack on pearl Harbor. (Photo by Kent Nishimura/Getty Images)

Pearl Harbor Survivor Paul Kennedy of Indiana holds his hat during the singing of the National Anthem at the 71st Annual Memorial Ceremony commemorating the WWII Attack On Pearl Harbor at the World War 2 Valor in the Pacific National Monument December 7, 2012 in Pearl Harbor, Hawaii. This is the 71st anniversary of the Japanese attack on pearl Harbor. (Photo by Kent Nishimura/Getty Images)

Pearl Harbor survivors Albert Broom (L) and Sterling Cale salute as the USS Michael Murphy passes the USS Arizona Memorial at the 71st anniversary of the attack on Pearl Harbor at the WW II Valor in the Pacific National Monument in Honolulu, Hawaii December 7, 2012. REUTERS/Hugh Gentry

The State College American Legion Post 245 honor guard stands at attention during a Pearl Harbor Remembrance Day and ceremony at the Pennsylvania Military Museum, in Boalsburg, Pa., Friday, Dec. 7, 2012. (AP Photo/Centre Daily Times, Centre Daily Times, Nabil K. Mark)

Jim Bloom, a retired US Navy Captain, gives the keynote address during a Pearl Harbor Remembrance Day and ceremony at the Pennsylvania Military Museum, in Boalsburg, Pa., Friday, Dec. 7, 2012 is (AP Photo/Centre Daily Times, Centre Daily Times)

Pearl Harbor survivors Max Green, left, and Bill Thornton greet each other prior to the Pearl Harbor Day Remembrance Ceremony at the Va. War Memorial, in Richmond, Va. on Friday, Dec. 7, 2012. The ceremony remembers those Virginians who died during the Japanese attack on Pearl Harbor, Hawaii on December 7, 1941. (AP Photo/Richmond Times-Dispatch, Dean Hoffmeyer)

Dave Strouse, a volunteer for the State College American Legion, plays "taps" during a Pearl Harbor Remembrance Day and ceremony at the Pennsylvania Military Museum, in Boalsburg, Pa., Friday, Dec. 7, 2012 is (AP Photo/Centre Daily Times, Nabil K. Mark)