Jarmila Groth reaches the quarterfinals in Istanbul, Jelena Dokic continues her winning run in Bucharest and Greg Jones moves into the last eight in Canada.

• British No1 beats Tim Smyczek 6-1, 4-6, 6-2 in Farmers Classic
• Alejandro Falla wins against volatile Ernests Gulbis

The top seed, Andy Murray, overcame an ugly second set to beat Tim Smyczek 6-1, 4-6, 6-2 and qualify for the quarter-finals of the Farmers Classic in Los Angeles.

Jarmila Groth has joined compatriot Anastasia Rodionova in the quarterfinals at the Istanbul Cup after winning her second round match against Russian Anna Lapushchenkova today.

Jarmila Groth has joined compatriot Anastasia Rodionova in the quarterfinals at the Istanbul Cup after winning her second round match against Russian Anna Lapushchenkova today.

• British No1 wins in straight sets, 6-4 6-2
• Baltacha progresses to quarter-finals of Istanbul Cup

Elena Baltacha pulled off a superb straight sets win over top seed and French Open champion Francesca Schiavone to move into the quarter-finals of the Istanbul Cup in the Turkish capital today.

• Deciding to split with Miles Maclagan ‘wasn’t that tough’
• ‘I want to get to No1 in the world’ says Murray

Andy Murray is hoping the appointment of a new coach can help him make a major breakthrough after revealing a difference of opinion was behind this week’s split with Miles Maclagan.

Stosur kicks off her US hard court campaign in style, Rodionova scores an upset win in Istanbul, Dokic returns to the ITF circuit plus a full wrap of other Aussie results from around the world.

Samantha Stosur has made a successful start to her American hardcourt campaign, downing American teenager Christina McHale in straight sets at the Bank of West Classic in Stanford.

Australian Anastasia Rodionova has upset Wimbledon semifinalist Tsvetana Pironkova to reach the quarterfinals of the Istanbul Cup.

Andy Murray has just split from his fourth full-time coach, but is the move a good idea?