Australian Open: Day 4

Australian Open: Day 4

The second round of the Australian Open concludes on Thursday in Melbourne.

No. 7 Jo-Wilfried Tsonga beat Go Soeda 6-3, 7-6 (1), 6-3 to reach the third round.

Tsonga had a contingent of French fans at Margaret Court Arena.

Even more Tsonga fans.

No. 1 Victoria Azarenka took out Greek veteran Eleni Daniilidou 6-1, 6-0 and gets American Jamie Hampton next.

LMFAO's Redfoo was again in attendance for an Azarenka match.

Elena Vesnina celebrates beating No. 21 Varvara Lepchenko 6-4, 6-2.

No. 3 Serena Williams beat Garbine Muguruza 6-2, 6-0. She'll face Ayumi Morita in round 3.

Temperatures crested above 100 degrees at Melbourne Park.

Spectators tried many methods to stay cool.

No. 3 Andy Murray beat Joao Sousa 6-2, 6-2, 6-4. He'll face Ricardas Berankis in the third round.

Murray signs autographs after his match at Hisense Arena.

Australian Bernard Tomic beat Daniel Brands 6-7 (4), 7-5, 7-6 (3), 7-6 (8) to reach the third round and a potential match with Roger Federer.

Tomic had his fair share of supporters at Rod Laver Arena.

Aussie fans showed their support for Tomic and James Duckworth.

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Kimiko Date-Krumm, 42, became the second oldest woman to reach a Grand Slam third round with her 6-2, 7-5 win over Shahar Peer. Krumm gets Bojana Jovanovski next.

No. 10 Caroline Wozniacki downed Donna Vekic of Croatia 6-1, 6-4. Lesia Tsurenko is next for the Dane.

No. 6 Juan Martin del Potro will face Frenchman Jeremy Chardy in the third round after beating Benjamin Becker 6-2, 6-4, 6-2.

No. 2 Roger Federer toppled Nikolay Davydenko 6-3, 6-4, 6-4. He'll face Australia's Bernard Tomic in round 3.