Australian Open 2018 Final: Roger Federer Beats Marin CilicHighlights from the 2018 Australian Open final, where Roger Federer defeated Marin Cilic to win his sixth title in Melbourne and 20th career Grand Slam. Author:SI StaffPublish date:Jan 28, 2018Clive Brunskill/Getty ImagesQuinn Rooney/Getty ImagesClive Brunskill/Getty ImagesMark Kolbe/Getty ImagesPAUL CROCK/AFP/Getty ImagesQuinn Rooney/Getty ImagesWILLIAM WEST/AFP/Getty ImagesSAEED KHAN/AFP/Getty ImagesSAEED KHAN/AFP/Getty ImagesClive Brunskill/Getty ImagesMichael Dodge/Getty ImagesWILLIAM WEST/AFP/Getty ImagesSAEED KHAN/AFP/Getty ImagesSAEED KHAN/AFP/Getty ImagesQuinn Rooney/Getty ImagesWILLIAM WEST/AFP/Getty ImagesSAEED KHAN/AFP/Getty ImagesLatest NewsNovak Djokovic Suffers Unexpected Defeat in Indian Wells vs. 20-Year-Old Luca NardiTennis Q&A: Anti-Doping Lawyer Howard Jacobs on Simona Halep’s CaseRafael Nadal Withdraws From Indian Wells Before Playing in First RoundMailbag: The Aftermath of Andrey Rublev’s On-Court Outburst and DefaultSimona Halep’s Ban Reduced: What It Means for Tennis’s Anti-Doping Policy