Defense Secretary Chuck Hagel shakes hands with Army Sgt. 1st Class Melvin Morris, one of 24 of the most recent Medal of Honor recipients, during a ceremony to induct all of them into the Hall of Heroes at the Pentagon, March 19, 2014. All recipients are Army veterans; only three are living. Army Secretary John M. McHugh and Army Chief of Staff Gen. Ray Odierno joined Hagel.