Jimmy Hoffa regarded his efforts to regain power within the Teamsters as a threat to their control of the union's pension fund. The FBI has called the report the definitive account of what agents believe happened to Hoffa. In the book "The Iceman: Confessions of a Mafia Contract Killer", Richard Kuklinski claimed to know the fate of Hoffa: his body was placed in a 50-gallon drum and set on fire for "a half hour or so," then the drum was welded shut and buried in a junkyard. Later, according to Kuklinski, an accomplice started to talk to federal authorities and there was
Jimmy Hoffa assaulted. The threats from the mafia that they would get rid of Hoffa were taken very seriously; Hoffa's son is quoted as saying "Dad was pushing so hard to get back in office, I was increasingly afraid that the mob would do something about it." There had been three visits in a short time frame to Hoffa's home at Lake Orion and one trip to the Guardian Building law offices by Anthony Giacalone, an alleged kingpin in the Detroit Mafia, and his younger brother, Vito. Friendly with Provenzano and believed to be related to him, their avowed purpose in coming