July 4, 2018
ESPN News Services
LONDON – Caroline Wozniacki has made another early exit from Wimbledon.
The Australian Open champion lost 6-4, 1-6, 7-5 to Russia's Ekaterina Makarova in a second-round match after being disturbed by a swarm of flying insects in the second set.
Wozniacki has never passed the round of 16 at Wimbledon, and this is the fourth time in seven years that he has lost in the first or second round.
Dane, second seed, saved four match points at 5-3 in the final set before breaking again to level the match. But she broke again in the last game.
The organizers used an insecticide after Wozniacki complained to the chair judge about the insects.
She is the fifth of the eight best women to lose before the third round.  Serena Williams continued her return to Wimbledon by moving into the third round with an emphatic 6-1, 6-4 victory over Viktoriya Tomova.
The seven-time champion lost only five of 32 points on his first serve by taking just over an hour to triumph against his 135th opponent.
Williams could not defend her 2016 Wimbledon title because she was pregnant.
Although his classification has dropped to 181, Williams is 25th this year.
The 36-year-old American will face Kristina Mladenovic of France, who beat Germany's Tatjana Maria 6-2, 6-2. Mladenovic, number 62, was stopped only by a 30-minute rain delay while heading to victory without facing a break point.
Five-time Wimbledon champion Venus Williams once again dropped the first set and once again dominated the rest the way to win.
The seed No.9, with 38 as the oldest woman in the draw, returned to beat the qualifier Alexandra Dulgheru, number 141 of the ranking, by 4-6, 6-0, 6-1 to reach the third Market Stall. round
Williams broke in the first game and did not recover in the first set, in which he committed 12 unforced errors, double that of Dulgheru. Nine of them were wandering rights.
But the American, the runner-up at Wimbledon a year ago, then won seven games in a row.
In the first round, Williams started by giving a tiebreaker against 58th Johanna Larsson before taking 12 of the last 15 games.
Karolina Pliskova advanced to the third round for the first time with a 6-3, 6-3 victory over Victoria Azarenka.
Pliskova seventh head did not face a break point when he crossed a meeting of the two former players ranked No. 1 on the center court.
It was the sixth time in seven appearances in the main draw at Wimbledon that Pliskova, finalist of the US Open. 2016, advanced to the second round, but previously had not gone further.
Two-time Australian Open champion Azarenka was vulnerable in her second service, winning only seven of 18 points.
Pliskova will soon face 29th seed Mihaela Buzarnescu after the Romanian defeated British wild card Katie Sw 6-0, 6-3.
Day 3 was prematurely terminated by rain.
Information from The Associated Press was used in this report.