Tennis: Cetkovská beats Li Na out in Doha

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.