He subsequently was declared the war's firstcombat death, but the U.S. Navy changed his status to missing in action in 2001 after receiving information that he may have survived.
Elizabeth, the young woman Booker is sent to rescue (or abduct) for reasons and employers initially unknown, appears after thefirst sequence of combat, and her introduction is followed by a lengthy period of peaceful exploration, as the player gets accustomed to her presence.