was diane, the dosso's daughter who happened to be a local prosecutor, the target?e quickly called on the help of agents from the florida department of law enforcement, the fdle, the state's counterpart of the fbi. fdle agent tommy ray was put in command of a state local task force. it was a clear case. hopefully you'll solve this, but we'll solve this overnight, this is going to take a long time. >> agent ray knew all about crimes taking a long time to crack. he had a well-known an tagz with a knack for solving stone-cold cases. fortunately the erie manufacturing massacre would aren't be one of them. >> they began the investigation to look at what the crime scene itself could tell them. the hallways and offices in the shop where forensic technician his recovered 12 bullet casings, len of them.22 caliber and the other a 32. that meant two different guns had been used. >> initially we thought there was more than one shooter. we thought it was probably two to three suspects. >> from the trajectory of the wounds in the victim and resulting blood spatter no more than a