President Barack Obama and first lady Michelle Obama walk down the Cross Hall of the White House in Washington, Tuesday, Nov. 16, 2010, with Army Staff Sgt. Salvatore Giunta, before presenting him with the Medal of Honor during a ceremony in the East Room . Giunta, from Hiawatha, Iowa, is the first living veteran of the wars in Iraq and Afghanistan to receive the award. (AP Photo/Charles Dharapak)

Photo by: Charles Dharapak

President Barack Obama and first lady Michelle Obama walk down the Cross Hall of the White House in Washington, Tuesday, Nov. 16, 2010, with Army Staff Sgt. Salvatore Giunta, before presenting him with the Medal of Honor during a ceremony in the East Room . Giunta, from Hiawatha, Iowa, is the first living veteran of the wars in Iraq and Afghanistan to receive the award. (AP Photo/Charles Dharapak)