“David, who was twenty-five, had been living in Israel and was not scheduled to fly home until later that week, so Ken absorbed the details about the crash with the detached sympathy that one accords a stranger’s tragedy. That evening, the airline called. David had changed his plans in order to come home early and surprise his family.” From that day on, Ken Dornstein has been trying to solve the case of the Lockerbie bombing. From The New Yorker’s Patrick Radden Keefe: The Avenger.