Private First Class Haitz was a Light Weapons Infantryman with Company L, 3rd Battalion, 35th Infantry Regiment, 25th Infantry Division. He was Killed in Action while counterattacking the retreating Chinese east of Uijongbu, South Korea, on 25 May 1951.

Haitz was awarded the Purple Heart, the Combat Infantryman's Badge, the Korean Service Medal, the United Nations Service Medal, the National Defense Service Medal, the Korean Presidential Unit Citation and the Republic of Korea War Service Medal.