Competitors who are not fully vaccinated will face 21 days in quarantine if they wish to take part in next February's Winter Olympics in Beijing. fv8726 Fully-vaccinated competitors and officials will be allowed to move freely on their arrival in Beijing, at least within what is being termed a "closed-loop management system". fv8726 The WBC heavyweight champion's father John Fury insisted his son will retire undefeated and tipped Anderson to succeed him: "I do believe he can be the next big thing when Tyson is gone." fv8726 "We're absolutely delighted to have him back. His presence will certainly boost the morale of the team even further and give us even more confidence than we have as a team." fv8726