On April 27, 1944, the Allies began Exercise Tiger along the east coast of England. This large-scale dress rehearsal was meant to help landing troops prepare for the upcoming D-Day invasion. Instead, the dry run left hundreds of American military personal dead or missing. What went wrong to turn this training exercise into a deadly disaster, and what was its impact on the war? Young readers will find out in a dramatic graphic novel that tells the tale of one of World War II’s worst military disasters.