Tennis Hall of Famer Billie Jean King and Rich Eisen discuss her new “All In” autobiography and reveals what sportscasting legend Howard Cosell said during her groundbreaking ‘Battle of the Sexes” match vs Bobby Riggs that shocked and disappointed her, and why, though she empathizes with Naomi Osaka, dealing with the media is “part of the deal” when you’re a professional athlete. Here’s the video: