
Family members raise a toast in memory of U.S. Army First Lieutenant Kenneth M. Ballard at his grave site on Memorial Day at Arlington National Cemetery. (Rod Lamkey Jr/The Washington Times)

A girl places a rose at the headstone of U.S. Army Captain Ian Patrick Weikel on Memorial Day at Arlington National Cemetery. (Rod Lamkey Jr/The Washington Times)

Karen Clarkson, of Fairbanks, Alaska, kisses the headstone of her son U.S. Army Sergeant Joel Clarkson on Memorial Day at Arlington National Cemetery in Arlington, Va., Monday, May 28, 2012. (Rod Lamkey Jr/The Washington Times)

President Barack Obama, right, Defense Secretary Leon Panetta, center, and Chairman of the Joint Chiefs of Staff Gen. Martin Dempsey, stand during the singing of the National Anthem at the Memorial Day Observance at the Memorial Amphitheater at Arlington National Cemetery, Monday, May 28, 2012. (AP Photo/Charles Dharapak)

President Barack Obama, right, Defense Secretary Leon Panetta, center, and Chairman of the Joint Chiefs of Staff Gen. Martin Dempsey, stand during the singing of the National Anthem at the Memorial Day Observance at the Memorial Amphitheater at Arlington National Cemetery, Monday, May 28, 2012. (AP Photo/Charles Dharapak)

President Barack Obama, right, Defense Secretary Leon Panetta, center, and Chairman of the Joint Chiefs of Staff Gen. Martin Dempsey, stand during the singing of the National Anthem at the Memorial Day Observance at the Memorial Amphitheater at Arlington National Cemetery, Monday, May 28, 2012. (AP Photo/Charles Dharapak)

Robin Penaherrera (second from left), founder of Memorial Day Flowers, and his team — Sophia Romero (left), Nick Richwine (second from right) and Dean Rule (right) — are pictured in Section 60 at Arlington National Cemetery on Friday, May 25, 2012. Mr. Penaherrera, his team and volunteers will pass out 50,000 roses and 1,000 bouquets at the cemetery on Memorial Day. (Rod Lamkey Jr./The Washington Times)

Robin Penaherrera (second from left), founder of Memorial Day Flowers, and his team — Sophia Romero (left), Nick Richwine (second from right) and Dean Rule (right) — are pictured in Section 60 at Arlington National Cemetery on Friday, May 25, 2012. Mr. Penaherrera, his team and volunteers will pass out 50,000 roses and 1,000 bouquets at the cemetery on Memorial Day. (Rod Lamkey Jr./The Washington Times)

** FILE ** President Obama, with Maj. Gen. Karl Horst (left), commander of the U.S. Army's Military District of Washington, places a wreath at the Tomb of the Unknowns during a Memorial Day ceremony at Arlington National Cemetery in Virginia on Monday, May 30, 2011. (AP Photo/Charles Dharapak)