 Bill then charges at one of Juma's guards by the lockdown room, knocking him down and securing the guard's gun and manages to fire off a shot, thus setting off the explosion.This kills a considerable number of Juma's troops as well as Buchanan himself; in the aftermath, Jack is shown visibly mourning over Bill's body, as he had intended to be the one to set off the explosion and sacrifice his own life.Bill's sacrifice is honored with a silent clock at 8