AUSTRALIAN OPEN: William Sisters Progress To Round Four

Top seed Serena, 33, found her form to beat Ukraine's Elina Svitolina 4-6 6-2 6-0, while Venus, 34, saw off Italy's Camila Giorgi 4-6 7-6 (7-3) 6-1. Defending champion Stan Wawrinka beat Jarkko Nieminen 6-4 6-2 6-4.

Top seed Novak Djokovic and fourth seed Petra Kvitova are in action in the night session. Meanwhile, former champion Victoria Azarenka beat Barbora Zahlavova Strycova 6-4 6-4.