Result: V Williams 6-1 6-2 Petrova

Second set

Williams 6-2 Petrova
Williams completes her destruction of the young Russian to sweep into the fourth round. To make matters worse, Petrova double faults on match point to hand the impressive American victory.

Williams 5-2 Petrova
A fizzing backhand from Petrova earns the Russian her first break point in the match. Williams, however, survives the scare to move within one game of the match.

Williams 4-2 Petrova
A confident service hold from Petrova keeps her in the second set. But the Russian now has the unenviable task of having to break the Williams serve to stay in the match.

Williams 4-1 Petrova
Two bullet returns allow Petrova to put the Williams serve under pressure for the first time in the match. But Williams responds with a spectacular ace to remain a break up.

Williams 3-1 Petrova
Petrova thumps an ace past Williams to finally get some points on the board in the second set.

Williams 3-0 Petrova
Williams now appears to be coasting towards the fourth round, holding her serve to 15 and leaving Petrova looking bemused.

Williams 2-0 Petrova
Everything seems to be going right for Williams. The American delivers a masterclass of returning to move a break up in the second.

Williams 1-0 Petrova
Williams begins the second set where she left off in the first, holding her serve in emphatic fashion to move ahead in the second set.

First set

Williams 6-1 Petrova
Petrova survives the first Williams set point but buckles on the second, serving a double fault to hand the set to the number four seed.

Williams 5-1 Petrova
The dominant Williams moves within a game of taking the first set, holding her serve to 15.

Williams 4-1 Petrova
Another strong return game from Williams sees her move a double break up in the opening set.

Williams 3-1 Petrova
Williams, who is striking the ball better than ever now, consolidates her break by taking her serve to 15.

Williams 2-1 Petrova
Williams steps up a gear with some clean hitting and powerful groundstrokes to earn the first break of the match to 15.

Williams 1-1 Petrova
A blistering ace at game point adds sparkle to an unconvincing opening service game from Williams.