During the Vietnam War 248 Medals of Honor were received of which 156 of them were presented posthumously. Soldiers of the Army received the most with 161. Fifty seven went to the Marines and 16 to the Navy. The remaining 14 went to the Air Force. The first medal of the war was presented to Roger Donlon for rescuing and administering first aid to several wounded soldiers and leading a group against an enemy force. The first African American recipient of the war was Milton L. Olive, III who sacrificed himself to save others by smothering a grenade with his body. Riley L. Pitts was killed after attacking an enemy force with rifle fire and grenades and was the first African American commissioned officer of the war to receive the medal. Thomas Bennett was a conscientious objector who received the medal for his actions as a medic; three chaplains received the medal, including Vincent R. Capodanno, who served with the Marine Corps and was known as the Grunt padre.