US Open 2021: Dominic Thiem, defending champion, withdraws from tournament due to wrist injury | CBS Sports Headlines US Open 2021: Dominic Thiem, defending champion, withdraws from tournament due to wrist injury Thiem is planning to sit out the rest of 2021 ESN FeedsThis post was originally published on this … Continue reading US Open 2021: Dominic Thiem, defending champion, withdraws from tournament due to wrist injury