Images from the matches being played at the Australian Open, Day Three
If Williams is indeed 20 weeks into her term, that would mean she was approximately two months pregnant when she captured her record 23rd Grand Slam tournament singles title at the Australian Open in January.
World No 1 Novak Djokovic eased his way into the Australian Open semi-finals, brushing aside Canada's Milos Raonic with a 7-6(5), 6-4, 6-2 victory.
If winning the US Open ever came down to a popularity contest, Kim Clijsters would be roared to victory every time.
Andy Murray sent an ominous warning to Roger Federer and Rafael Nadal about his intentions to win the US Open when he cruised through his first match at Flushing Meadows on Wednesday after Victoria Azarenka sent a shiver through the tennis world when she fainted on court.
We bring you five achievers who are proof that 35 is the new 25.
Jelena Ostapenko enjoyed a winning end to her season with a 6-3, 6-1 triumph over Karolina Pliskova in her final White Group match at the WTA Finals on Thursday and vowed to return as a better player after her first taste of the event.
With an unrestrained jig at the most hallowed hallway in tennis, Serena Williams confirmed that 'Her Way' was just about the most formidable method the women's game has seen.
Bertens, the first Dutchwoman to reach the last 16 since Michaella Krajicek, sister of former men's champion Richard, did so in 2007, followed up her win over Venus Williams in the third round with a display of power and poise.
Defending champion Marin Cilic and unseeded Roberta Vinci were the first through to the quarter-finals of the US Open in New York, on Tuesday, and both needed to go the distance against tough French resistance.
India's Jeevan Nedunchezhiyan and Matt Reid on Monday knocked out reigning French Open champions Ryan Harrison and Michael Venus in the opening round of the ATP250 Aegon International, in Eastbourne, on Monday.
Kim Clijsters advanced to her fourth US Open final after winning a titanic centre court battle against Venus Williams. Russia's Vera Zvonareva upset the tournament's number one seed Caroline Wozniacki.