Miami Open began with Naomi Osaka’s three-set win and upsets like Linette’s triumph. First-round action thrilled fans at Hard ...

A tennis union co-founded by Novak Djokovic on Tuesday announced a series of legal actions aimed at the sport's governing bodies, alleging "anti-competitive restraints and abusive practices".

The lawsuit, filed in New York, London and Brussels, seeks to upend “the fundamental structure of one of the most popular global sports,” The Athletic writes.