As a special operations flight surgeon, Green served a tour of duty in the Afghanistan War and two tours of duty in the Iraq War. He was the special operations flight surgeon during Operation Red Dawn, the military operation that captured Saddam Hussein. Green interrogated Hussein for six hours. After his military service, he authored a book, "A Night With Saddam", detailing the capture and interrogation of Hussein and his service with the Army's elite aviation unit. Green was honorably discharged from the Army in 2006.