Twelve months ago, the sporting world was bracing for an Olympic year, with all the world records and upsets that come with that spectacular five-ring circus.
No one was predicting what we got instead.
This year tested sport to its limit, with events cancelled around the world, careers ending prematurely and everyone taking stock in the face of COVID-19.
Here are 30 brain-teasers from a crazy year in the world of sport.
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