SPORTSDay 5 at the Australian OpenItaly's Andreas Seppi celebrates after his victory over Roger Federer.MAL FAIRCLOUGH, AFP/Getty ImagesAndy Murray of Britain in action against Joao Sousa of Portugal.Made Nagi, EPAGrigor Dimitrov of Bulgaria eyes the ball as he prepares to hit a return to Marcos Baghdatis of Cyprus.BRANDON MALONE, REUTERSMarcos Baghdatis of Cyprus shows an official his broken shoelace.BRANDON MALONE, REUTERSMarcos Baghdatis of Cyprus changes his headband during a break from his match against the Bulgarian Grigor Dimitrov.BRANDON MALONE, REUTERSAndy Murray of Britain waits for Joao Sousa of Portugal to serve.BRANDON MALONE, REUTERSEugenie Bouchard of Canada hits a return to Caroline Garcia of France.CARLOS BARRIA, REUTERSRoger Federer of Switzerland is pictured through netting as he serves to Andreas Seppi of Italy.CARLOS BARRIA, REUTERSRoger Federer of Switzerland stretches to hit a return to Andreas Seppi of Italy.CARLOS BARRIA, REUTERSKarolina Pliskova of the Czech Republic reacts to a point in her third round match against Ekaterina Makarova of Russia.Hannah Peters, Getty ImagesLucie Hradecka of the Czech Republic stretches in her third round match against Julia Goerges of Germany.Cameron Spencer, Getty ImagesSara Errani of Italy serves to Yanina Wickmayer of Belgium.Lee Jin-man, APLucie Hradecka of the Czech Republic stretches in her third round match against Julia Goerges of Germany.Cameron Spencer, Getty ImagesEkaterina Makarova of Russia in action against Karolina Pliskova of the Czech Republic.Lukas Coch EPALucie Hradecka of the Czech Republic rests on her racket.Bernat Armangue, APCzech Republic's Lucie Hradecka leans on her racquet during her women's singles match against Germany's Julia Goerges.Mal Fairclough AFP/Getty ImagesA referee watches proceedings in the Rod Laver Arena.Made Nagi, EPAMarcos Baghdatis of Cyprus plays a forehand in his third round match against Grigor Dimitrov of Bulgaria.Robert Prezioso, Getty ImagesYaroslava Shvedova of Kazakhstan hits a return to Peng Shuai of China.David Gray ReutersEkaterina Makarova of Russia serves in her third round match against Karolina Pliskova of the Czech Republic.Ryan Pierse, Getty ImagesSara Errani of Italy serves to Yanina Wickmayer of Belgium.Thomas Peter ReutersSpectators watch Peng Shuai of China and Yaroslava Shvedova of Kazakhstan.Manan Vatsyayana AFP/Getty ImagesSara Errani of Italy hits a return against Yanina Wickmayer of Belgium during their women's singles match on day five of the 2015 Australian Open.William West AFP/Getty ImagesLucie Hradecka of the Czech Republic plays a forehand.Cameron Spencer, Getty ImagesYanina Wickmayer of Belgium hits a return against Sara Errani of Italy.William West AFP/Getty ImagesPeng Shuai of China reacts to a point against Yaroslava Shvedova of Kazakhstan.Manan Vatsyayana AFP/Getty ImagesLucie Hradecka of the Czech Republic serves in her third round match against Julia Goerges of Germany.Cameron Spencer, Getty ImagesEkaterina Makarova of Russia plays a backhand in her third round match against Karolina Pliskova of the Czech Republic.Hannah Peters, Getty ImagesJulia Goerges of Germany in action against Lucie Hradecka of the Czech Republic.Made Nagi, EPAPeng Shuai of China hits a backhand return to Yaroslavl Shvedova of Kazakhstan.Vincent Thian, APYaroslava Shvedova of Kazakhstan prepares to serve to Peng Shuai of China.Ddavid Gray ReutersSara Errani of Italy celebrates after winning a point against Yanina Wickmayer of Belgium.Thomas Peter ReutersLucie Hradecka of the Czech Republic in action against Julia Goerges of Germany during their third round match.Joe Castro EPAEkaterina Makarova of Russia plays a backhand in her third round match against Karolina Pliskova of the Czech Republic.Ryan Pierse, Getty ImagesLucie Hradecka of the Czech Republic holds the ball between points during her third round match against Julia Goerges.Bernat Armangue, APTwo spectators dressed in Australian colors watch the third round women's singles match between Yaroslava Shvedova of Kazakhstan and Peng Shuai of China.David Gray ReutersFeatured Weekly Ad