[sweetiepiezer]

https://www.wusa9.com/article/sports/olympics/olympic-champion-chooses-quarantine-over-covid-vaccine/507-8e64e014-87ff-4c0b-bce0-865224bff1e1

Olympic snowboard champion chooses 3-week quarantine over vaccine
Chinese authorities require unvaccinated Olympians to enter a 3-week quarantine upon arrival in the country if they don’t have a valid medical exemption.
www.wusa9.com

[numberonepal]

Olympic snowboard champion chooses 3-week quarantine over vaccine

Doesn't sound like they can train. That's a 3 crucial weeks of training running up to competition.