Argo was more as a personal hitman for Big Paul than Roy DeMeo was. If I remember right didn't Argo fled to Canada with his girlfriend, not long after that he broke up with her for another woman up there, and his ex told the Mounties where to find Argo or am I thinking of a different New York mobster?

"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