Quoc Binh Tran, 26
A Vietnam native, Tran was a naturalized U.S. citizen. His father was put in a "re-education camp" after Saigon fell in 1975. The family eventually escaped. Quoc Tran carried one sister on his shoulders, and led his other one by the hand through the jungle.
Sources: Times research, Defense Department, iCasualties.org