DETROIT –  A tip from a dying man could finally be the missing clue in the mystery of what happened to Teamsters leader Jimmy Hoffa, who vanished 37 years ago. 

MyFoxDetroit.com reports investigators are searching the ground beneath a suburban Detroit driveway after a man told authorities he saw a body being put into the ground around the same time Hoffa disappeared. The man is said to be dying of cancer and was not identified by police. 

After the tip was received by the Roseville Police Department, the Michigan Department of Environmental Quality used ground penetrating radar on a 12-foot-by-12-foot patch beneath the driveway, said agency spokesman Brad Wurfel....