Most fans will have at least one moment during the tennis season when they need to figure out how the tennis rankings actually work. Last year’s came Oct. 21, when Aryna Sabalenka overtook Iga Świątek ...

There will be a new name on the trophy when this year's ATP Finals conclude on November 17. Novak Djokovic is laid low by injury and not around to defend the title he won in a straight-sets triumph ...