They are the Army’s most elite top-secret strike force. But you won’t hear about their heroics on the news, no headlines about them can appear in the papers, and no one-not even their families-can know who they are. First Special Forces Operational Detachment-D-Delta Force, America’s supersecret counterterrorist unit. On paper they do not exist, but without them, our lives wouldn’t be the same.

In this exclusive behind-the-scenes account, founding member Eric L. Haney, Command Sergeant Major, USA (ret.), takes you into the grueling selection and training process of Delta Force. From learning how to open a padlock with a soda can to rescuing a hijacked airplane, these men are masters of espionage and warfare. They are the anonymous heroes who protect us every day from threats we’ll never know existed.