HIGHLIGHTS-Tennis-Day seven at the Australian Open

Highlights of the seventh day at the Australian Open, the first Grand Slam tournament of the year, on Saturday (times AEDT; GMT+11): 1100 DOUBLES PLAY UNDERWAY BEFORE SINGLES TAKES OVER

Play in the doubles competitions began on time on the outer courts with fourth round singles action not due to start before 12 pm (0100 GMT) with seventh seed Petra Kvitova first up on Rod Laver Arena. Last year's beaten finalist will face 22nd-seed Maria Sakkari.

Men's champion Novak Djokovic follows Kvitova onto the main showcourt against Argentine 14th seed Diego Schwartzman. There should be no disruptions to play with no chance of rain and a high of 27 Celsius (80.6 Fahrenheit) expected.

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(Compiled by Greg Stutchbury)