Humble Beginnings SFC David D Hack was raised in rural Sunfish, Kentucky. Later, he moved to Louisville, Kentucky. David Hack joined the U.S. Coast Guard in 1957 at the age of 17 and served four years. In 1964, he enlisted in the Army, volunteering for Ranger Training. He processed through the recruiter in Phoenix, AZ … Continue reading SFC David D Hack, U.S. Army, (Ret) Biography