Jack Shephard
"What They Died For" is the 16th and penultimate episode of the American Broadcasting Company's final season of the serial drama television series "Lost" and 119th and penultimate episode overall. The episode aired on May 18, 2010, on ABC in the United States. The episode's flash-sideways are centered on Jack Shephard, Desmond Hume, Benjamin Linus and James "Sawyer" Ford.