Secretary of the Navy Ray Mabus shakes hands with retired Marine Col. and Medal of Honor recipient Harvey C. Barnum, Jr. during the renaming of the Navy Arleigh Burke-class destroyer, DDG 124 at Marine Barracks Washington, July 28th, 2016. The destroyer was renamed USS Harvey C. Barnum, Jr. Barnum earned the Medal of Honor for his actions in Vietnam as a first lieutenant. (Marine Corps Photo by Lance Cpl. Dana Beesley/Released)