Shortly after, Luca is later killed at a meeting he was sent to by Don Vito Corleone. The two are beaten to pulps by the Corleones. He then assists Paulie Gatto in avenging Amerigo Bonasera's daughter, who was savagely beaten by two college punks, Jerry Wagner and Kevin Moonan. Brasi has Trapani extort Emilio the Butcher and buy out local gambling baron Frankie Fernetti. Luca Brasi is sent to recruit Aldo and teach him the ways of the Mafia. Years later, in 1945, at the wedding scene of Don Corleone's daughter, Aldo's mother asks Don Corleone to look after her son, who has been hanging with the wrong people. Don Vito Corleone comforts the child, telling him when he has grown up and the time is right he can take revenge for the death of his father. In 1936, Aldo Trapani, as a child, is witnessing his father getting gunned down on the street by the Barzinis, the Corleones' rivals in New York.
The Godfather The Don's Edition - The Prelude & Mission 1 - Price of Loyalty