Australian Open: Serena Williams retreats after walkout mix-up
Serena Williams is forced to turn back as she walks on to court while her opponent, Simona Halep, is being announced to the crowd before their fourth-round match at the Australian Open.
Serena Williams is forced to turn back as she walks on to court while her opponent, Simona Halep, is being announced to the crowd before their fourth-round match at the Australian Open.