Ferrer broke serve
twice early on to lead 4-2 in the first set but then made a number of unforced errors as Djokovic took control.
But she broke serve
to level at 4-4 and extended her winning run of games to four to come through 2-6 7-5 6-4.
An aggressive baseline player, she broke serve
immediately after Kanepi failed to convert several game points.
Robson's nerves eased in the second set after she broke serve
early and the 19-yearold went on to seal a 6-4 6-1 win to set up a third-round clash against world No.71 Marina Erakovic.
World number one Williams hit back, though, with some thumping drives and broke serve
with a solid overhead.
World number one Williams hit back with some thumping drives, though, and broke serve
with a solid overhead after forcing Sharapova all over court.
The experienced Frenchman, world-ranked 332 and sensing an opportunity, broke serve
at 4-5 to level the match and went on to win the final set 6-3.
The French Open champion and top seed broke serve
three times in the opening set and then recovered from a break in the first game of the second to take the match 6-1 6-4.
In a match interrupted by a rain delay for about a half-hour early in the third set, Ferrer broke serve
10 times and played much cleaner tennis, making 32 unforced errors, 27 fewer than Murray.
Their first round match lasted a little over an hour and was settled when they broke serve
in the 11th game of the second set, before holding serve to wrap up the victory.
Robson broke serve
decisively to move 4-2 in front, and held her serve to complete victory in the second-round match.
Wawrinka's attacking style gave Murray problems from the start and, after he saved four break points in game two, he broke serve
in the following game and moved impressively to 5-2 with six aces and 20 winners.(ANI)