Jimmy Hoffa in Nashville. Hoffa was implicated by one of his close associates, Louisiana teamster Edward Grady Partin, who went to the FBI with the information that led to Hoffa's conviction. Hoffa was also convicted of fraud later that same year for improper use of the Teamsters' pension fund, in a trial held in Chicago. Hoffa had illegally arranged several large pension fund loans to leading organized crime figures. He received a five-year sentence to run consecutively to his bribery sentence. Kennedy, who had pursued Hoffa for several years, stepped down as Attorney General after the second Hoffa conviction, and was elected
Jimmy Hoffa 1975. Police and Hoffa's family had long believed O'Brien played a role in Hoffa's disappearance. O'Brien, however, had previously denied ever being involved in Hoffa's disappearance or that Hoffa had ever been a passenger in his car. In a first-season episode of the Discovery Channel show "MythBusters", titled "The Hunt for Hoffa", the locations in Giants Stadium where Hoffa was rumored to be buried were scanned with a ground penetrating radar to see if any disturbances were present that would indicate a human body had been buried there. They found no trace of any human remains. No human remains were