The ATP and WTA Tours want to better platform their players, but it's television and streaming companies that define tennis ...

Top seed Sebastian Baez enters the Bucharest fray, taking on Gabriel Diallo. Plus, Daria Kasatkina meets Lauren Davis in Charleston, while fourth seed Emma Navarro plays Hailey Baptiste.

Czech teenager Jakub Mensik upset Novak Djokovic 7-6 (7/4), 7-6 (7/4) to win the Miami Open at Hard Rock Stadium on Sunday, denying the Serb his 100th career title.