 In another recording in April 1984, Scopo tells an associate that the Gambino crime family had murdered capo Roy DeMeo because they feared DeMeo might become a government witness and testify against them.In 1980, the FBI initiated Operation Genus against all five of the New York Cosa Nostra families, an effort that would result in the infamous Mafia Commission trial.As part of this investigation, agents placed a remote listening device in Scopo's car.