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Nightmare for tennis': 4 a.m. finishes dubbed 'crazy' after Andy Murray's grueling Australian Open victory - ABC17NEWS
![Serbia's Janko Tipsarevic reacts as he plays Switzerland's Roger Federer in their third round Men's Singles match at the Australian Open tennis tournament in Melbourne, Australia, Saturday, Jan. 19, 2008. (AP Photo/Rick Serbia's Janko Tipsarevic reacts as he plays Switzerland's Roger Federer in their third round Men's Singles match at the Australian Open tennis tournament in Melbourne, Australia, Saturday, Jan. 19, 2008. (AP Photo/Rick](https://c8.alamy.com/comp/2PAJHWM/serbias-janko-tipsarevic-reacts-as-he-plays-switzerlands-roger-federer-in-their-third-round-mens-singles-match-at-the-australian-open-tennis-tournament-in-melbourne-australia-saturday-jan-19-2008-ap-photorick-stevens-2PAJHWM.jpg)
Serbia's Janko Tipsarevic reacts as he plays Switzerland's Roger Federer in their third round Men's Singles match at the Australian Open tennis tournament in Melbourne, Australia, Saturday, Jan. 19, 2008. (AP Photo/Rick
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Switzerland's Roger Federer reacts after beating Serbia's Janko Tipsarevic in their third round Men's Singles match at the Australian Open tennis tournament in Melbourne, Australia, Saturday, Jan. 19, 2008. (AP Photo/Mark Baker
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Roger Federer celebrates match point during his match against Janko Tipsarevic on day six of the Australian Open Tennis - Australian Open 2008 - Day 6 - Melbourne & Olympic Parks 19 January 2008 - TopFoto
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