Australian Open 2019 scores, results: Maria Sharapova upsets Caroline Wozniacki; Roger Federer, Rafael Nadal advance CBS SportsAustralian Open - Maria Sharapova upsets Caroline Wozniacki in third round ESPNMaria Sharapova press conference (3R) | Australian Open 2019 Australian Open TVOpen shock: Maria Sharapova eliminates defending champion The AgeSharapova stuns Wozniacki as ice men Nadal and Federer plough on Yahoo NewsView full coverage on Google News