Zvonareva upset, Bartoli withdraws at Kremlin Cup

Dominika Cibulkova advanced to her second straight semifinal Friday, rallying to upset top-seeded Vera Zvonareva of Russia 4-6, 6-4, 6-4 in the quarterfinals of the Kremlin Cup.In later quarterfinals, Kaia Kanepi upset sixth-seeded Svetlana Kuznetsova 6-1, 6-2 to set up a semifinal clash with Lucie Safarova of the Czech Republic, who ousted another Russian, Vera Dushevina, 6-4, 6-4.Earlier, Marion Bartoli of France withdrew from the quarterfinals with an illness, handing Agnieszka Radwanska a spot in the season-ending WTA finals.In the mens quarterfinals, defending champion Viktor Troicki of Serbia rallied from 4-love down in the third set and prevailed in a tiebreaker to eliminate Alex Bogomolov Jr. of the United States 7-6 (6), 6-7 (1), 7-6 (1), while three-time winner here Nikolay Davydenko advanced to the semifinals with a 6-3, 6-2 victory over Michael Berrer of Germany.In early mens quarterfinals, the 133rd-ranked Jeremy Chardy of France landed 11 aces to beat Philipp Kohlschreiber of Germany 6-4, 6-3 and make it to the semifinals for the first time since winning his maiden title in Stuttgart, Germany in July 2009.