Australian Open Day 1SI Staff|Share on FacebookShare on XAdd us as a preferred sourceAustralian Open Day 1Australian Open Day 1 Petra KvitovaSAEED KHAN/AFP/Getty Images Daria GavrilovaGREG WOOD/AFP/Getty Images Camila GiorgiQuinn Rooney/Getty Images Phillip KohlschreiberMichael Dodge/Getty Images Serena WilliamsCameron Spencer/Getty Images Sloane StephensMichael Dodge/Getty Images Maria SakkariWILLIAM WEST/AFP/Getty Images Agnieszka RadwanskaRyan Pierse/Getty Images Novak DjokovicQuinn Rooney/Getty Images Agnieszka RadwanskaRyan Pierse/Getty Images Marin CilicPETER PARKS/AFP/Getty ImagesPETER PARKS/AFP/Getty Images Caroline WozniackiMichael Dodge/Getty Images Yulia PutintsevaMichael Dodge/Getty Images Lauren DavisWILLIAM WEST/AFP/Getty ImagesAdd us as a preferred source on GoogleFollowPublished Jan 14, 2016 | Modified Jan 14, 2016SI STAFFShare on FacebookShare on XHome/Tennis