FBI agents are conducting an extensive search for bodies at an industrial park in Farmingdale.Officials say they believe it could be the site of a makeshift grave connected to organized crime. According to officials, as many as three bodies may be buried at the industrial park.Sources say one of the bodies may be that of William Cutolo, a former hit man. Cutolo was last seen in 1999 when he was apparently going to a meeting in Bay Ridge, Brooklyn.The search began Wednesday and about three dozen FBI agents returned on Thursday with shovels and rakes to continue their investigation.