During the 3rd movie, a gathering between notable households is interrupted by a helicopter with a machinegun. It's a bloodbath. Vito is an adult relatives gentleman when he returns to Sicily to correct revenge on The person (a crippled previous guy by then) who killed his brother and his dad https://iowa-bookmarks.com/story14445306/7-reason-why-the-godfather-master-piece-things-to-know-before-you-buy