SPEAKING AT AN EVENT FOR HIS NEW FILM, THE OLD MAN & the Gun, on Sept. 15, Casey Affleck revealed his brother Ben, 46, was fighting for his health at a Los Angeles rehab facility. The younger Affleck, 43, said his brother had four good reasons to get sober: his children, Violet, 12, Seraphina, 9, and 6-year-old Samuel – and their mother, Ben’s ex Jennifer Garner, 46, who drove the troubled star to a treatment facility in Malibu on Aug. 22. “Alcoholism has a huge impact on not just the person, but also their family,” Casey told Entertainment Tonight . “For his kids’ sake and for their mom, and for himself, he’s trying to do the work and get it together.”
Casey also…
