PARIS, May 20 (Reuters) - U.S. Open champion Emma Raducanu said she has prepared normally for her French Open debut in the last few days after recovering from a back injury that forced her to retire … [+1851 chars]Read the whole story by on Reuters:https://www.reuters.com/lifestyle/sports/unconcerned-about-back-problem-raducanu-excited-french-debut-2022-05-20/