There's been a big shock in the third round of the Australian Open.
Men's second seed, and four-time winner Roger Federer has been beaten in four sets by Italy's Andreas Seppi.
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The men's sixth and seventh seeds are through to the fourth round – Andy Murray and Tomas Berdych were straight sets winners over Joao (PR: Zh-wow) Sousa and Viktor Troicki (PR: Troyts-kee).
Women's third seed Simona Halep is through to round 4 after she beat Betanie Mattek-Sands in straight sets.
Seventh seed Eugenie Bouchard also reached round four with ease, beating Caroline Gacia 7-5, 6-love.
