Dayana Yastremska fails in her latest appeal to lift provisional doping ban

Dayana Yastremska has failed in her latest bid to overturn a provisional suspension for failing an out-of-competition drugs test. The 20-year-old Ukrainian was suspended in January after testing positive for a form of synthetic testosterone, and took her case to the Court of Arbitration for Sport. However, CAS dismissed her appeal, meaning Yastremska remains ineligible […]