Sloane Stephens announced herself to the tennis world with a shock win over Serena Williams at the Australian Open. On Thursday, she looks to repeat the trick against another of the game's big guns.
Petra Kvitova rallied to edge Sabine Lisicki while Serena Williams beat Laura Robson for some family revenge. Agnieszka Radwanska couldn't make it past a very tenacious Romanian, though.
One minute you're doing algebra, the next minute you're beating the World No.5 - it was all in a day's work for Madison Keys as the first round of the Mutua Madrid Open continued Sunday.
Grand Slam champions Li Na and Petra Kvitova set up a tantalizing quarterfinal match-up at the Porsche Tennis Grand Prix in Stuttgart after winning their second round matches Thursday.
Petra Kvitova won a dramatic three-setter against Annika Beck at the Porsche Tennis Grand Prix on Wednesday. Caroline Wozniacki wasn't so lucky, falling in straight sets - who took her out?
They were down 2-0 after Saturday, but Russia won all three matches on Sunday to overcome Slovakia in the Fed Cup semifinals, 3-2. Meanwhile, the other semifinal was left on a cliffhanger.
Italy stormed out to a 2-0 lead against the Czech Republic on Day 1 of the Fed Cup semifinals, with Sara Errani beating Lucie Safarova and Roberta Vinci beating Petra Kvitova - again.
After dropping 61 60 scorelines on her last two opponents, it was pretty clear Roberta Vinci was in top form - the Italian beat Petra Kvitova for the BNP Paribas Katowice Open title on Sunday.
Petra Kvitova overcame a second set fightback from Alexandra Cadantu to reach the final of the BNP Paribas Katowice Open on Saturday. Just how good is the Czech indoors? Find out...