Shaft

"He's gone toe-to-toe with organized crime bosses, stood up to the cops, squared off against kidnappers, and foiled assassination attempts. But who was John Shaft before he became the hardboiled investigator with a reputation as big as New York City itself? Recently arriving home from his tour of duty in Vietnam, his first case--tracking down a missing person for his girlfriend--quickly turns into a matter of life and death, making him a target of gangsters and the police" -- Excerpt of summary from the book.