My dad. My parents divorced when I was about 4.
Like his father, my father was violently assaulted in his 70's. In 2018, while I was in Denver on the Pixies tour. While coming home from work in the train station in downtown LA he was punched https://en.wikipedia.org/wiki/Knockout_game Broken jaw. Hasn't been able to eat solid food since. Dramatic weight loss and cognitive decline.