President Barack Obama presents the Medal of Honor to retired U.S. Army Lieutenant Colonel Charles Kettles for conspicuous gallantry, in the East Room of the White House, July 18, 2016. Then-Major Kettles distinguished himself in combat operations near Duc Pho, Republic of Vietnam, on May 15, 1967 and is credited with saving the lives of 40 soldiers and four of his own crew members. (Official White House Photo by Chuck Kennedy)