During Vito Corleone's funeral, Tessio approaches Michael and offers to host negotiations with Barzini ( Richard Conte) on his territory for Michael's protection, just as Vito predicted the traitor ...

Michael employs the Corleone family's secret weapon, their enforcer, Al Neri. Neri and his men gun Barzini down in the street at the end of The Godfather, and he was succeeded by Paul Fortunato ...