MELBOURNE, Australia \u2014 Maria Sharapova has the second-best report amongst energetic avid gamers in first-round suits on the majors, and he or she gave a demonstration of why that's the case with a ruthless 6-Zero, 6-Zero victory over Harriet Dart.Sharapova, the 2008 Australian Open champion, were given play began on Rod Laver Area and wanted handiest 63 mins to advance.And Rafael Nadal, the No. 2 seed at the males\u2019s aspect, adopted her at the leading court docket with a simple win over No. 238-ranked James Duckworth of Australia.In her 15th shuttle to Melbourne Park and her 55th Grand Slam match, Sharapova is aware of the toll that the solar and lengthy early suits will have on a participant\u2019s identify ambitions, so she were given directly to industry.Dart, 22, enjoying in the primary draw of a big for handiest the second one time upon getting a wild card to play ultimate yr at Wimbledon, were given a take a look at just one wreck level within the event \u2014 when Sharapova served a double-fault in the second one set. She were given seven of her 29 issues from Sharapova\u2019s double faults.Sharapova stated she was once nonetheless feeling ache in her proper shoulder in spite of having sat out the tip of ultimate season after the USA Open.\u201cI feel it\u2019s really easy to be able the place issues are flowing, ,\u201d Sharapova stated. \u201cYou\u2019re doing all of the proper issues, she\u2019s making a couple of mistakes, you\u2019re relaxed \u2014 simple to get complacent, and, , complacency isn't nice. I used to be happy that I did the precise issues from the start until the tip.\u201dUp subsequent for Sharapova is Rebecca Peterson, who beat Sorana Cirstea, 6-Four, 6-1.John Isner hit extra aces than his opponent, 47-40. He delivered extra overall winners and completed with extra general issues, too. What Isner didn't do for the primary time in his profession was once beat an American foe at a Grand Slam match, and now the highest-ranked guy from the U.S. is long gone from the Australian Open.Reilly Opelka, ranked simply 97th, earned his first victory in a main-draw event at a big by way of edging Isner in 4 tiebreakers 7-6 (7-Four), 7-6 (7-6), 6-7 (7-Four), 7-6 (7-Five).If someone is Isner\u2019s equivalent in relation to large serving, regardless that, it\u2019s Opelka, a 21-year-old primarily based in Florida who at 6-foot-11 is an inch taller than Isner.Protecting champion Caroline Wozniacki stored a wreck level within the opening recreation however there was once little hassle to practice as she beat Alison Van Uytvanck, 6-Three, 6-Four, within the first around. Wozniacki, who stored each wreck issues she confronted, clinched the event on her 3rd event level with a forehand to the open court docket.5th-seeded Sloane Stephens ended a three-match dropping streak in first-round suits at Melbourne Park with a 6-Four, 6-2 win over her fellow American Taylor Townsend.Stephens misplaced within the first around of the Australian Open in 2015, 2016 and 2018. She ignored the 2017 match right here after having foot surgical operation and went directly to win the U.S. Open later the similar yr.A few of the different seeded avid gamers who complicated had been No. 11 Aryna Sabalenka, who beat Anna Kalinskaya, 6-1, 6-Four; No. 19 Caroline Garcia; No. 29 Donna Vekic; and No. 31 Petra Martic.Danielle Collins complicated to the second one around of a big for the primary time with a 2-6, 7-6 (Five), 6-Four victory over No. 14-seeded Julia G\u00f6rges, who gained the identify in Auckland to start out the season.Katie Boulter earned the dignity of successful the primary 10-point tiebreaker beneath the Australian Open\u2019s new device for deciding units. She beat Ekaterina Makarova, 6-Zero, Four-6, 7-6 (6), together with a 10-6 rating within the tiebreaker.Nadal earned his 15th win in 17 suits in opposition to wild playing cards at Grand Slam tournaments by way of beating Duckworth, 6-Four, 6-Three, 7-Five.Nadal\u2019s handiest earlier defeats to wild-card entrants at primary occasions had been in opposition to the American James Blake within the 3rd around of the 2005 United States Open and the Australian Nick Kyrgios within the around of 16 at Wimbledon in 2014.Nadal\u2019s handiest stumble as he served for the event and was once damaged by way of Duckworth, who were given again to Five-Four. However Nadal returned the want, breaking the Australian within the ultimate recreation of the event.5th-seeded Kevin Anderson gained his first event at Melbourne Park since 2015, beating Adrian Mannarino, 6-Three, Five-7, 6-2, 6-1. Additionally advancing at the males\u2019s aspect had been No. 19 Nikoloz Basilashvili and No. 26 Fernando Verdasco.