“Effective Nov. 1, 2021, the U.S. Olympic & Paralympic Committee will require all employees, athletes, contractors and others to be fully vaccinated against COVID-19, or obtain a medical or religious exemption prior to accessing USOPC facilities – including the U.S. Olympic & Paralympic Training Centers – and all events or activities hosted by the USOPC’s internally managed sports. As of Dec. 1, 2021, this mandate will also extend to all Team USA delegation members or hopefuls for future Games. ”

https://www.teamusa.org/Coronavirus/Vaccine-Requirement