The Untold Story of the American Pilots Who Waged a Secret War Against Japan Guest: Sam Kleiner, author, "The Flying Tigers: The Untold Story of the American Pilots Who Waged a Secret War Against Japan" Sent to help China long before the Japanese attack on Pearl Harbor, The Flying Tigers were a group of mercenary American pilots whose job was to defend US allies against Japan. The operation was completely covert, especially given America had declared neutrality. Their very existence would have scandalized a nation determined to stay out of the war.  The Pacific Theater’s Most Daring Raid Guest: James M. Scott, author, "Target Tokyo: Jimmy Doolittle and the Raid That Avenged Pearl Harbor" Jimmy Doolittle's raid on Tokyo during WWII was one of the first turning points of the war. It was an act of vengeance for the attack on Peal Harbor and it shook the confidence of the Japanese. But what did it cost? The daring raid and the Japanese retaliation that followed.