A former FBI agent says he considered his star Mafia informant, a hit man nicknamed “The Grim Reaper,” a friend and did not investigate when this informant let him know he had killed a rival mobster. CNN’s Anderson Cooper reports.
Lin DeVecchio and “The Grim Reaper”
A former FBI agent says he considered his star Mafia informant, a hit man nicknamed “The Grim Reaper,” a friend…
