HIGHLIGHTS-Tennis-Australian Open day two

1114 PLAY UNDERWAY The action at Melbourne Park began on the outer courts as scheduled on the second day of the year's first Grand Slam.

Highlights of the second day of the Australian Open at Melbourne Park on Monday, all times local (GMT +11): 1449 MEDVEDEV THROUGH TO SECOND ROUND

Daniil Medvedev reached the second round when opponent Terence Atmane retired, with the Russian third seed leading 5-7 6-2 6-4 1-0. Atmane appeared to pull up with cramp and initially soldiered on but decided he could not continue after dropping the third set and being broken early in the fourth.

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1315 GAUFF STEAMROLLS SCHMIEDLOVA Reigning U.S. Open champion Coco Gauff, the fourth seed in Melbourne, secured a comfortable 6-3 6-0 win over Anna Karolina Schmiedlova of Slovakia at Rod Laver Arena to secure a spot in the second round.

1232 VONDROUSOVA STUNNED BY YASTREMSKA Wimbledon champion Marketa Vondrousova crashed to a shock first-round defeat by Ukrainian qualifier Dayana Yastremska, who thumped the seventh-seeded Czech 6-1 6-2.

Yastremska's compatriot, 19th seed Elina Svitolina also made a fast start with a 6-2 6-2 win over local hope Taylah Preston. 1114 PLAY UNDERWAY

The action at Melbourne Park began on the outer courts as scheduled on the second day of the year's first Grand Slam. The weather was pleasant with the temperature hovering at about 24 degrees Celsius (75 degrees Fahrenheit) with a slight chance of rain later.