Christian Coleman is set to miss next year's Olympic Games after being banned for two years by the Athletics Integrity Unit.
Netherlands boss Sarina Wiegman will take charge of England Women in September 2021, succeeding Phil Neville at the helm.
On the day that should have seen the start of Tokyo 2020, we look at those whose dreams of an Olympic farewell were delayed, or even denied.
Yoshiro Mori thinks the Olympics will go ahead in Tokyo next year, but believes finding a coronavirus vaccine will be key.
The coronavirus pandemic has already forced the postponement of the Tokyo Olympics and could yet lead to a cancellation, Thomas Bach warned.
IOC president Thomas Bach says "extraordinary circumstances call for extraordinary measures" affter the Tokyo Games postponement.
Athletes will be able to apply for financial help thanks to a fund set up by World Athletics and the International Athletics Foundation.
Yoshiro Mori has made it clear the Olympics will not be moved back further to 2022 if plans to stage the Games next year have to be shelved.
England will appoint a new manager ahead of the delayed home European Championship after Phil Neville departs in 2021.
Carli Lloyd has won World Cups and Olympic gold medals with the USA women's national team, and she still craves a chance in the NFL.