Alex Bogdanovic's disappointing Wimbledon record continued as he crashed out in qualifying to Evgeny Korolev.
Round-up: Nikolay Davydenko fell to a 3-6 6-4 6-3 defeat to Aljaz Bedene of Slovenia in the opening round in Dusseldorf.
Second seed Marin Cilic bowed out of the Munich Open in the second round after losing 6-4 6-2 to compatriot Ivan Dodig.
Top seed Marion Bartoli bowed out of the Oeiras Open in Estoril in the first round after losing 0-6 6-1 4-6 to Shuai Peng.
Round-up: Novak Djokovic overcame an early ankle injury to lift Serbia to a Davis Cup quarter-finals victory over the US.
Lukas Rosol beat Evgeny Korolev to give Czech Republic an unassailable 3-1 lead over Kazakhstan and reach the Davis Cup semis.
ATP round-up: Second seed Juan Monaco swept through to the quarter-finals in Stuttgart after a 6-2 6-3 win over Tobias Kamke.
Round-up: Argentina cruised into the semi-finals of the Davis Cup and look poised for a clash with defending champions Serbia.
Juan Ignacio Chela/Eduardo Schwank (Argentina) beat Evgeny Korolev/Yuri Schukin (Kazakhstan) 6-3 6-2 7-5
Hosts Argentina cruised to a 2-0 lead over Kazakhstan in their Davis Cup World Group quarter-final.
First round: Thiemo de Bakker (Netherlands) beat Marc Gicquel (France) 6-4 7-5 6-2
ATP New Haven results
World number two Caroline Wozniacki got some much-needed rest when her New Haven Open quarter-final opponent Flavia Pennetta withdrew.
ATP World Tour Finals
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