Two-time champion Victoria Azarenka gave further evidence that she is a title contender with another swift win in the Australian Open second round.
The Belarusian, champion in 2012 and 2013, beat Danka Kovinic of Montenegro 6-1 6-2 and will next face unseeded Japanese teenager Naomi Osaka.
Third seed Garbine Muguruza beat Kirsten Flipkens of Belgium 6-4 6-2.
Tenth seed John Isner and 23rd seed Gael Monfils were early winners on day four in the men’s draw.
More to follow.