sentences:  Towers agrees, apparently abandoning Moira to be with his men.As Moira, about to take her own suicide pill, watches the "Charleston" sail away, Towers unexpectedly joins her, having just given a last speech to his crew members, one in which he made it clear that he had chosen to die with Moira, that he had already informed his crew, and that the men had accepted his decision.In the film, the Morse code signal picked up by the submarine crew in the original novel and film was updated to an automated digital broadcast powered by a solar-powered laptop computer.