DENVER (AP) — Bo Nix broke his right ankle late in overtime of the Denver Broncos’ divisional-round victory over Buffalo on Saturday and will have surgery that will sideline him for the rest of the playoffs. Coach Sean Payton delivered the stunning news about his second-year quarterback in the aftermath of Denver’s biggest win in a decade. Backup Jarrett Stidham, who’s 1-3 as a starter in six seasons, will start the AFC championship game next weekend. “Stiddy’s ready,” Payton said after