 Back in the Pacific, the Japanese fleet commander, Vice-Admiral Chūichi Nagumo, refuses to launch a scheduled third wave of aircraft for fear of exposing his force to U.S. submarines.Aboard his flagship, Admiral Yamamoto solemnly informs his staff that their primary target – the American aircraft carriers – were not at Pearl Harbor, having departed days previously to search for Japanese vessels.Lamenting that the declaration of war arrived after the attack began, Yamamoto notes that nothing would infuriate the U.S. more and ominously concludes