Arlington National Cemetery

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Soldiers place small America flags at each grave at Arlington National Cemetery to honor the nation's fallen service members, Arlington, Va., Thursday, May 24, 2012. (Andrew Harnik/The Washington Times)

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A soldiers boot as he places a small America flags at a grave at Arlington National Cemetery. (Andrew Harnik/The Washington Times)

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Maj. Gen. Michael S. Linnington, second from right, hugs Audrey Campbell, left, of Chiefland, Fla., visiting the grave of her son, Sgt. Karl Campbell, killed in Afghanistan in 2010, as Linnington and other soldiers place small America flags at each grave at Arlington National Cemetery to honor the nation's fallen service members in Arlington, Va., Thursday, May 24, 2012. Also pictured is Karl Campbell's sister Tina Thomas, right, of Starke, Fla. (Andrew Harnik/The Washington Times)

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Staff Sgt. James Hague, left, hands soldiers with the Fife and Drum Core small America flags to place at each grave at Arlington National Cemetery. (Andrew Harnik/The Washington Times)

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** FILE ** Old Guard Platoon Leader Matthew Hernandez pauses to mourns his friend Sgt. 1st Class Carlos Santos-Silva in front of his grave in section 60 as Hernandez and other soldiers place small American flags at each grave at Arlington National Cemetery to honor the nation's fallen service members in Arlington, Va., Thursday, May 24, 2012. (Andrew Harnik/The Washington Times)

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President Barack Obama and Iraq's Prime Minister Nouri al-Maliki lay a wreath at the Tomb of the Unknowns, Monday, Dec. 12, 2011, at Arlington National Cemetery in Arlington, Va. (AP Photo/Carolyn Kaster)

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A member of the National Honor Guard looks out to listen to President Barack Obama as he spoke during a VeteranÃs Day ceremony at Arlington National Cemetery in Arlington, Va., Friday, Nov. 11, 2011. (AP Photo/Pablo Martinez Monsivais)

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President Barack Obama speaks during a Veterans Day ceremony at Arlington National Cemetery in Arlington, Va., Friday, Nov. 11, 2011. (AP Photo/Evan Vucci)

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Guest bow their heads for a moment of silence during a VeteranÃs Day ceremony where President Barack Obama spoke, Friday, Nov. 11, 2011, at Arlington National Cemetery in Arlington, Va.(AP Photo/Pablo Martinez Monsivais)

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President Barack Obama speaks during a Veterans Day ceremony at Arlington National Cemetery in Arlington, Va., Friday, Nov. 11, 2011. (AP Photo/Evan Vucci)

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President Barack Obama walks in with Maj. Gen. Michael S. Linnington, Commander of the U.S. Army Military District of Washington, before placing a wreath at the Tomb of the Unknowns during a VeteranÃs Day ceremony at Arlington National Cemetery in Arlington, Va., Friday, Nov. 11, 2011. (AP Photo/Pablo Martinez Monsivais)

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President Barack Obama walks in with Maj. Gen. Michael S. Linnington, Commander of the U.S. Army Military District of Washington, before placing a wreath at the Tomb of the Unknowns during a Veterans Day ceremony at Arlington National Cemetery in Arlington, Va., Friday, Nov. 11, 2011. (AP Photo/Pablo Martinez Monsivais)

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Veterans and their supporters visit the Jewish Chaplains Memorial following the dedication of the Jewish Chaplains Memorial in the Memorial Amphitheater at Arlington National Cemetery in Arlington, Va, Monday, October 24, 2011. (Rod Lamkey Jr/The Washington Times)

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1st. Lt. Raziel Amar (top), a chaplain with the New York Army National Guard, salutes during the singing of the National Anthem during Monday's dedication of the Jewish Chaplains Memorial (above) at Arlington National Cemetery. (Rod Lamkey Jr./The Washington Times)

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Members of The West Point Jewish Chapel Cadet Choir prepare for the dedication of the Jewish Chaplains Memorial in the Memorial Amphitheater at Arlington National Cemetery in Arlington, Va, Monday, October 24, 2011. (Rod Lamkey Jr/The Washington Times)

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Jewish war veterans listen to speakers during the dedication of the Jewish Chaplains Memorial in the Memorial Amphitheater at Arlington National Cemetery in Arlington, Va, Monday, October 24, 2011. (Rod Lamkey Jr/The Washington Times)

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Members of The West Point Jewish Chapel Cadet Choir prepare for the dedication of the Jewish Chaplains Memorial in the Memorial Amphitheater at Arlington National Cemetery in Arlington, Va, Monday, October 24, 2011. (Rod Lamkey Jr/The Washington Times)

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Veterans and their supporters visit the Jewish Chaplains Memorial following the dedication of the Jewish Chaplains Memorial in the Memorial Amphitheater at Arlington National Cemetery in Arlington, Va, Monday, October 24, 2011. (Rod Lamkey Jr/The Washington Times)