Czech tennis player Petra Cetkovská defeated top seed Li Na of China 7-6
2-6 6-4 in the third round of an WTA tournament in Doha, and booked a spot
in the quarter-finals. Cetkovská, who advanced to the tournament from
qualification, was the first opponent this season to defeat Li Na, the
winner of the season–opening Australian Open. In other results from
Doha,
Petra Kvitová beat Lucie Šafařová 7-6 5-7 6-2 in the third round.