FILE - Simona Halep, of Romania, reacts during the first round of the US Open tennis championships against Daria Snigur, of Ukraine, on Aug. 29, 2022, in New York. Former top-ranked tennis player Simona Halep will go to sport’s highest court Wednesday, Feb. 7, 2024 to challenge her four-year ban in a doping case. The Court of Arbitration for Sport in Lausanne, Switzerland says Halep plans to attend in person when the appeal opens for a closed-doors hearing.,Image: 843978955, License: Rights-managed, Restrictions: This content is intended for editorial use only. For other uses, additional clearances may be required. FILE, Model Release: no, Pictured: Daria Snigur,Simona Halep