Tennis results

TENNIS

ATP

Quarterfinals -- Sergiy Stakhovsky d. Bjorn Phau 6-2, 7-5; Horacio Zeballos (8) d. Ernests Gulbis 7-6 (10-8), 6-4; Marat Safin d. Denis Istomin 6-0, 7-6 (7-4); Igor Kunitsyn d. Victor Hanescu (2) 6-3, 3-6, 7-6 (8-6).

Quarterfinals -- Ivan Ljubicic (3) d. Florent Serra 7-6 (8-6), 6-2; Michael Llodra d. Marc Gicquel 7-6 (7-5), 6-4; Gilles Simon (2) d. Julien Benneteau (5) 7-6 (7-5), 6-3; Arnaud Clement d. Jo-Wilfried Tsonga (1) 5-7, 6-4, 6-7 (10-8).

Quarterfinals -- Philipp Kohlschreiber (4) d. Nicolas Almagro (5) 7-5, 6-4; Marin Cilic (1) d. Feliciano Lopez (6) 6-1, 6-4; Jurgen Melzer (7) d. Radek Stepanek (2) 6-2, 6-2; Janko Tipsarevic d. Gael Monfils (3) 6-4, 6-7 (10-8), 6-3.

WTA
SONY ERICSSON
CHAMPIONSHIPS
(at Doha, Qatar)

Jelena Jankovic d. Caroline Wozniacki 6-2, 6-2; Agnieszka Radwanska (10) d. Victoria Azarenka (6) 4-6, 7-5, 4-1 reti.

Standings: Wozniacki 2-0 (sets 4-1), a-Radwanska 1-0 (2-1), Jelena Jankovic 2-1 (3-2), Victoria Azarenka 1-2 (4-4), a-Zvonareva 0-1 (1-2), x-Safina 0-1 (0-1),

Svetlana Kuznetsova d. Elena Dementieva 6-3, 6-2.

Standings: Serena Williams 3-0 (6-1), Dementieva 1-1 (2-3), Venus Williams 1-2 (4-5), Kuznetsova 1-2 (3-4).

Note: x-withdrew, a-alternate