There are many. But I will give you one source as this guy pretty much got Donnie Brascos foot in the door with the Colombo crime family early on and the only member in Florida Bonanno family who could vouch for Pistone at the time. Name is William Dara aka Willie the Tile Maker. He was a Bonanno soldier in the Miami area.

"I have this Nightmare. I'm on 5th avenue watching the St. Patrick's Day parade and I have a coronary and nine thousand cops march happily over my body." Chief Sidney Green