Watch Aus Open LIVE: Kerber beats Sharapova; del Potro, Djokovic in action (ESPN): livio acerbo on lacer2k and greengroundit Watch Aus Open LIVE: Kerber beats Sharapova; del Potro, Djokovic in action (ESPN): livio acerbo on lacer2k and greengroundit Gennaio 20, 2018 January 20, 2018 at 10:49AM from ESPN via http://espn.go.com/