Yuliya Stepanova

Yuliya Igorevna Stepanova (née Rusanova; ; born 3 July 1986) is a Russian runner who specializes in the 800 metres track event. Stepanova was also an informant for World Anti-Doping Agency (WADA) about Russia's large-scale doping program. She and her husband, Vitaly Stepanov, exposed widespread doping in Russia. Provided by Wikipedia