Grigor Dimitrov survives thriller with battling qualifier Mackenzie McDonald to progress


"Sure, I'm happy I played at night time".

"For my team and my family, this is our favourite tournament of the year, so I hope to stay around a bit longer", he added.

The win was a relief for Djokovic, who lost in a second-round shocker here previous year, but he said officials need to be more considerate about the players in the conditions.

Australian Open third-seed Grigor Dimitrov narrowly avoided a stunning upset against USA qualifier Mackenzie McDonald, ranked 186th in the world, in the second round of the first tennis Grand Slam of the year, edging a late-night encounter on the Rod Laver Arena 4-6, 6-2, 6-4, 0-6, 8-6.

The Bulgarian needed to pull out all stops to see off the 186th-ranked McDonald, 4-6, 6-2, 6-4, 0-6, 8-6 in a 3hr 25min match at the Rod Laver Arena.

Belgian Elise Mertens knocked out 23rd-seeded Australian Daria Gavrilova with a 7-5 6-3 win to reach the next stage, where she will face France's Alize Cornet.

After missing a match point and a couple of loose forehands, Kyrgios was broken by Troicki, who forced the final set into a tiebreak.

At the other end of the experience spectrum, 15-year-old qualifier Marta Kostyuk followed up her first-round win over 25th-seeded Peng Shuai with a 6-3, 7-5 victory over wild-card entry Olivia Rogowska. "If you don't play matches, people will be unhappy".

"I tried to reset and focus on the next match, " Bencic said.

He finally clinched it on his first match point, ending the 3 hour, 37-minute match. He will next play French 15th seed Jo-Wilfried Tsonga in the third round.

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Fleetwood proved to be deadly accurate from tee to green, and admitted he was delighted to be so accurate so early in the season. Brazel started fast with a birdie at the 10th hole, his first, but gave the shot back immediately.

The Bulgarian, who won his biggest title to date at the ATP World Tour Finals in November, is the No 3 seed but needed all five sets to beat Mackenzie McDonald yesterday.

In contrast to Nadal's easy progress, world number two Wozniacki also struggled against little-known Croat Jana Fett.

Among the leading men advancing were 2009 U.S. Open champion Juan Martin del Potro, No. 19 Tomas Berdych, No. 21 Albert Ramos and No. 5 Dominic Thiem, who rallied to beat 190th-ranked American qualifier Denis Kudla 6-7 (6), 3-6, 6-3, 6-2, 6-3.

Fourth seed Elina Svitolina came from a set down to beat Czech Katerina Siniakova 4-6 6-2 6-1 and book a spot in the third round.

The Ukrainian is now on a seven-match win streak and after picking up five WTA Tour titles a year ago, more than any other woman, is a serious Grand Slam contender. "She (Kostyuk) came out firing so credit to her".

French Open champion Jelena Ostapenko is through to the third round at Melbourne Park, beating Duan Yingying 6-3, 3-6, 6-4 on Margaret Court Arena. But, like I said on court, I would back myself playing during the daytime also.

Sharapova, who missed last year's Australian Open while serving a 15-month ban for a failed doping test, was happy to beat the player who'd ended her run at the U.S. Open last year. "So I'm working pretty hard".

French Open victor Jelena Ostapenko struggled at times before beating Duan Yingying 6-3, 3-6, 6-4.

Sharapova advanced to the third round with a 6-1, 7-6 (7-4) win over No. 14-seeded Anastasija Sevastova as the temperature began to rise at Melbourne Park.

Men's seeds eliminated included No. 7 David Goffin and No. 13 Sam Querrey, who was beaten 6-4, 7-6 (6), 4-6, 6-2 by 80th-ranked Marton Fucsovics.