Popular ‘Sports Illustrated’ swimsuit model and fitness guru scion shows off chiseled physique in two string bikini looks.

Katie Austin knew since childhood she wanted to be in front of the camera. The daughter of fitness pioneer Denise Austin and tennis-player-turned-sports-agent Jeff Austin, the 31-year-old ...

If you’ve ever dreamed of being featured in a bikini on an iconic magazine cover, Sports Illustrated Swimsuit model Katie Austin is here to tell you — it’s not that hard. The magazine unveiled its ...