Now in its third season, 72 Hours is a riveting series that focuses on true crime mysteries. Every detective knows that the first 72 hours after a crime are crucial to solving it even though conviction can take years. Through an original cinematic blend of potent documentary footage and dramatic reenactments, each half-hour episode focuses on one unforgettable case, featuring the actual detectives and forensic scientists who worked on it. Murder, assault, robbery, hijacking, bombing and arson - the stories go behind the headlines to reveal the amazing technologies, clever techniques and penetrating insights that help solve these crimes.