A summary of Friday's action at the US Open.
Tomas Berdych became the first top-10 seed to fall at the French Open when he unexpectedly lost to qualifier Stephane Robert in the first round on Monday. Czech Berdych, the sixth seed and a semi-finalist last year, was beaten 3-6, 3-6, 6-2, 6-2, 9-7 on Court Two.
Third seed Feliciano Lopez claimed his second ATP Tour title when he beat France's Stephane Robert 7-5 6-1 in the final of the South African Open on Sunday.
Second seed David Ferrer of Spain outclassed India's Somdev Devvarman 6-1, 6-3 to reach his second South African Open semi-finals.
In a battle between two players who had vanquished Indian opponents en route to the showdown, third seeded Stanislas Wawrinka eased past American Michael Russell 6-3, 6-4 to advance to the quarter-finals of the Chennai Open on Thursday.
Images from all the action from Day 1 of the French Open played at Roland Garros in Paris on Sunday
Gael Monfils and David Ferrer, the top two seeds, were surprisingly beaten in the South African Open semi-finals on Saturday. Monfils lost to Spain's Feliciano Lopez 3-6, 6-1, 7-6 while Ferrer bowed out 7-5, 6-4 to Stephane Robert of France.
India's top doubles players Leander Paes and Rohan Bopanna were dumped from the US Open men's doubles competition even as Sania Mirza progressed in the mixed doubles event with her Croatian partner Ivan Dodig.
Struggling to cope with the windy conditions, Saketh Myneni suffered a tame defeat to end runners-up at the Delhi Open, in New Delhi on Sunday.
Rohan Bopanna and Pablo Cuevas shocked top seeds Marcelo Melo and Lukas Kubot to storm into the semi-finals of the Erste Bank Open
The Indo-Belarussian pair rallied to beat Slovakia's Karol Kucera and Australia's Todd Perry in the second round at the French Open.
David Ferrer sent local favourite Bernard Tomic packing with an easy 6-3, 7-5 win in the opening round of the Brisbane International on Monday.
Top seeds Sania Mirza and Martina Hingis went through several anxious moments before getting past Russian girls Daria Kasatkina and Alexandra Panova in their opening doubles match at the French Open on Wednesday. The reigning Wimbledon, US Open and Australian Open champions prevailed 7-6(4), 6-2.
Both won in style on Sunday, with Spanish fifth seed Nadal pouncing on Guido Pella's serve to break the Argentine five times en route to a 6-3, 6-2 victory in sizzling afternoon heat on the stadium hard court.
Andy Murray won 23 consecutive points in an inspired passage of play to emerge from a hole and roar to a 6-2, 6-2, 7-5 victory over qualifier Vincent Millot at the Australian Open.
Roger Federer avoided any more security scares as he moved smoothly into the third round of the French Open on Wednesday but danger still lurks in the bottom half of the draw, namely in the shape of Japan's Kei Nishikori.
Rafael Nadal's conqueror Steve Darcis withdrew from Wimbledon on Wednesday with a shoulder injury, organisers said.
Roger Federer boasted of his fitness, Maria Sharapova felt a bit rusty and Andy Murray berated himself but all three eased into the second week of the Australian Open with third round victories at Melbourne Park on Saturday.
A dominant Rafael Nadal arrived at one career milestone on Thursday but the speed of the Spaniard's rampage through the early rounds of the French Open suggests his eyes are fixed firmly on another more significant one.
IMAGES from Day 4 of the Australian Open in Melbourne, on Thursday.