Katie Austin discussed her collaboration with Sports Illustrated for Super Bowl 2025 weekend and co-hosting the SirusXM broadcast “Under the Swimfluence” with fellow SI models Camille Kostek, Christen Goff, Jena Sims and Brooks Nader. Katie Austin discussed her collaboration with Sports Illustrated for Super Bowl 2025 weekend and co-hosting the SirusXM broadcast “Under the Swimfluence” with fellow SI models Camille Kostek, Christen Goff, Jena Sims and Brooks Nader.