President Barack Obama returns a salute as he steps off the Marine One helicopter as he arrives at Walter Reed National Military Medical Center in Bethesda, Md., Tuesday, Nov. 5, 2013, for a private visit with wounded military personnel and their families. (AP Photo/Pablo Martinez Monsivais)
President Obama walks across the South Lawn to the Oval Office of the White House on March 5, 2013, from the Marine One helicopter, as he returned from Walter Reed National Military Medical Center where he visited with Wounded Warriors who are being treated at the hospital and their families. (Associated Press)
First lady Michelle Obama gets a high five from Eun White, seated with his father, Army Maj. Eunotchol White, during the first lady's visit to Fisher House at Walter Reed National Military Medical Center in Bethesda on Wednesday. (Associated Press)