Verge of Destruction

During World War II, the world was on the verge of total destruction...but did you know that the war was also full of top-secret missions that most people know nothing about? A hidden bomb shelter inside of the Brooklyn Bridge; a clandestine cover-up after a D-Day rehearsal leaves dozens of Allied troops dead; and contrary to what most people have been led to believe, those A-bombs the United States dropped on Hiroshima and Nagasaki weren't the deadliest bombs in WWII...the firebombings in Tokyo were.