There could only be one winner and it was Mollie O'Callaghan. In a rivalry with a shared coach, a shared respect and a shared dream, it was the 20-year-old who edged out Ariarne Titmus for gold in the 200 freestyle. Olympic gold medallist Stephanie Rice analyses the race and Amanda Shalala describes the scenes from Paris. Featured: Stephanie Rice, Olympic gold medallist. Amanda Shalala, Olympic reporter, ABC Sport.  Subscribe to the ABC Sport Newsletter