Kim Clijsters produces a remarkable display in her first WTA match in nearly eight years, which ends in a 6-2 7-6 (8-6) defeat by Garbine Muguruza.
British number three Kyle Edmund wins his first ATP event since October 2018, beating Andreas Seppi 7-5 6-1 in the final of the New York Open.
Gael Monfils beats Canadian teenager Felix Auger-Aliassime to win the Rotterdam Open for a second consecutive year.
British number one Dan Evans is knocked out of the Rotterdam Open at the quarter-final stage after losing to defending champion Gael Monfils.
Audio & Video
Watch the best moments as Novak Djokovic fights back to beat Dominic Thiem in five sets, 6-4 4-6 2-6 6-3 6-4, in an enthralling Australian Open final at Melbourne Park.
Margaret Court was a quiet champion, unrivalled in sport but shy in public. Now she is at the centre of a polemic set to play out its latest chapter.
Kim Clijsters discusses the Australian Open air quality issue, her motivation for coming out of retirement and whether she will still do the splits on court.
Marina Yudanov could resist no longer. She left comfort behind in pursuit of what might have been. She is the tennis world number 556.
Analysis and opinion from the BBC's tennis correspondent.
How to get into tennis
How to get into tennis - it's fun, will keep you fit and caters for all levels and abilities. Find your nearest court and learn the basics with our guide.
Tennis notifications, live guide and social media
Get the latest tennis headlines sent straight to your phone, sign-up to our newsletter and learn where to find us on online.