Read more1Sarah Sjostrom Throwback Thursday: When A 15-Year-Old Girl Broke Her First World Record in 2009 (Video)16 April 2020Sarah Sjostrom Lowers World Record in 100 Fly at Age 15 in 2009 With no swimming going on for the foreseeable future, Swimming World wanted to take a trip down memory lane and re-visit some influential races in swimming history. This week's race will be the women's 100 butterfly at the 2009 World Ch...