At 6:10 am, Enright eased his vessel to periscope depth but, despite excellent visibility in the morning sunlight, could spot nothing in any direction. Exhausted, he headed for his bunk. At 10:55 a sailor woke him to say, “Cap’n, sonar heard—in fact we all heard—a deep rumbling explosion pretty far off. The officer on duty said to tell you he thinks it was our target going to the bottom.” The skipper smiled and went back to sleep.The first torpedo struck farthest aft. Over the next 30 seconds three more warheads detonated against the massive aircraft carrier’s hull, working their way forward. The explosions and instant flooding immediately killed scores of men, many asleep in their bunks.As tons of seawater cascaded into the wounded colossus, men below deck could see the extent of the damage, were seized with panic, and stampeded topside. The missiles had hit 10 feet below the water line, and on the bridge and upper levels the commander and his officers were not yet aware of how sorely...