Australian Open: Day 4

Australian Open: Day 4

A general view of the outer courts Thursday in Melbourne.

Spain's Rafael Nadal keeps his eyes on the ball as he makes a backhand return to Ryan Sweeting of the U.S. during their second-round match Thursday afternoon. Nadal won 6-2, 6-1, 6-1.

Sweeting plays a forehand against Nadal.

Nadal towels down during a changeover.

Sorana Cirstea of Romania celebrates during her second-round match against Shahar Peer of Israel. Cirstea was eliminated with a 6-3, 6-2 loss.

Bernard Tomic of Australia serves to Feliciano Lopez of Spain during their second-round match. The 18-year-old Tomic won 7-6(4), 7-6(3), 6-3.

Iveta Benesova of the Czech Republic plays a forehand in her second-round match against Maria Kirilenko of Russia. Benesova won 6-3, 6-1.

Jelena Jankovic of Serbia serves in her second-round match against Shuai Peng of China. The seventh-seeded Jankovic suffered a 7-6(3), 6-3 upset loss.

Nadia Petrova of Russia serves in her second-round match against Alicia Molik of Australia. The 13th-seeded Petrova won 6-4, 6-1.

Molik plays a backhand to Petrova.

French fans show their support for Jo-Wilfried Tsonga during his second-round match against Andreas Seppi of Italy.

Tsonga signs autographs after his 6-3, 7-6(1), 7-6(5) victory.

Alize Cornet of France celebrates after her 7-5, 6-1 victory over Maria Jose Martinez Sanchez of Spain.

Olivia Rogowska of Australia plays a backhand in her first-round doubles match with Tammi Patterson of Australia against Olga Savchuk of Ukraine and Jill Craybas of the U.S.

Vera Zvonareva of Russia celebrates match point in her second-round match against Bojana Jovanovski of Serbia.

A silhouette of Bojana Jovanovski of Serbia is seen as she plays a backhand in her second-round match against Vera Zvonareva.

Lucie Safarova of the Czech Republic plays a backhand against compatriot Klara Zakopalova. The 31st-seeded Safarova won 6-3, 6-7(2), 7-5.

Robin Soderling of Sweden plays a backhand in his second-round match against Gilles Muller of Luxembourg. Soderling won 6-3, 7-6(1), 6-1.

Juan Martin Del Potro of Argentina plays a shot through his legs in his second-round match against Marcos Baghdatis of Cyprus.

Andy Murray of Great Britain reacts in his second-round match against Illya Marchenko of the Ukraine. Murray won 6-1, 6-3, 6-3.

General view of Margaret Court Arena during the second-round match between Murray and Marchenko.

Australian fans support Sam Stosur of Australia in her second-round match against Vera Dushevina of Russia.

A fan wearing costume featuring tennis smiles at the Australian Open.

Caroline Wozniacki of Denmark prepares to play a shot as Australian cricketer Peter Siddle plays wicketkeeper during a cricket lesson from Australian cricketers Siddle and Aaron Finch at the Melbourne Cricket Ground.