Joe Valachi: The Mafia's Greatest Hits. He was a mob hitman, but then he became the first to ever betray the Mafia and cooperate with the CIA. Discover the shocking true story of Joe Valachi, whose courageous decision to expose the secrets of the Mafia changed the fight against organized crime forever. This gripping documentary explores his life, his dangerous choice, and the lasting impact of his testimony. Subscribe for more true crime stories: youtube.com/c/RealCrime Solve real cold cases - become the lead detective! Check out COLD TAPES: https://coldtapes.com/?utm_source=Real%20Crime&utm_medium=YouTube%20video&utm_campaign=