Australian Open

INDIAN WELLS, CA - MARCH 16: Stanislas Wawrinka of Switzerland talks at the net after his three set victory against Dominic Thiem of Austria in their quarter final match during day eleven of the BNP Paribas Open at Indian Wells Tennis Garden on March 16, 2017 in Indian Wells, California. (Photo by Clive Brunskill/Getty Images)

The uncanny resemblance between Dominic Thiem and Stan Wawrinka

Roger Federer: can Rafael Nadal catch him in Grand Slams?

Roger Federer: photos from his 20th Grand Slam title run

Marin Cilic: a look at his 2018 Australian Open run in pictures

MELBOURNE, AUSTRALIA - JANUARY 28: Runner-up Marin Cilic of Croatia speaks at the presentation after losing the 2018 Australian Open Men's Singles Final against Roger Federer of Switzerland on day 14 of the 2018 Australian Open at Melbourne Park on January 28, 2018 in Melbourne, Australia. (Photo by Michael Dodge/Getty Images)

ATP World Tour: rankings changes after Australian Open

MELBOURNE, AUSTRALIA - JANUARY 29: Roger Federer of Switzerland poses with the Norman Brookes Challenge Cup after winning the 2018 Australian Open Men's Singles Final, at Government House on January 29, 2018 in Melbourne, Australia. (Photo by Clive Brunskill/Getty Images)

Grand Slams aren’t the only titles that Roger Federer is winning

MELBOURNE, AUSTRALIA - JANUARY 28: Caroline Wozniacki of Denmark poses with the Daphne Akhurst Memorial Cup on an elegant wooden punt ride at the Royal Botanic Gardensafter winning the 2018 Women's Singles Australian Open Championship on January 28, 2018 in Melbourne, Australia. (Photo by Vince Caligiuri/Getty Images)

Federer Wozniacki take the titles at the 2018 Australian Open

MELBOURNE, AUSTRALIA - JANUARY 11: Eugenie Bouchard of Canada plays a forehand against Destanee Aiava of Australia during day three of the 2018 Kooyong Classic at Kooyong on January 11, 2018 in Melbourne, Australia. (Photo by Daniel Pockett/Getty Images)

Eugenie Bouchard reacts to Roger Federer’s AusOpen win

MELBOURNE, AUSTRALIA - JANUARY 27: Caroline Wozniacki of Denmark waves to the crowd as she leaves the court with the Daphne Akhurst Trophy after winning the women's singles final against Simona Halep of Romania on day 13 of the 2018 Australian Open at Melbourne Park on January 27, 2018 in Melbourne, Australia. (Photo by Scott Barbour/Getty Images)

Caroline Wozniacki: Grand Slam win ushers in new era in women’s tennis

MELBOURNE, AUSTRALIA - JANUARY 28: Roger Federer of Switzerland celebrates victory in the mens final against Marin Cilic of Croatia on day 14 of the 2018 Australian Open at Melbourne Park on January 28, 2018 in Melbourne, Australia. (Photo by Pat Scala/Getty Images)

Roger Federer: continues to amaze on the 2018 ATP World Tour

MELBOURNE, AUSTRALIA - JANUARY 28: Roger Federer of Switzerland acknowledges the fans with the Norman Brookes Challenge Cup after winning the 2018 Australian Open Men's Singles Final against Marin Cilic of Croatia on day 14 of the 2018 Australian Open at Melbourne Park on January 28, 2018 in Melbourne, Australia. (Photo by Darrian Traynor/Getty Images)

Australian Open: Roger Federer makes it 20 Grand Slams and counting

MELBOURNE, AUSTRALIA - JANUARY 27: Simona Halep of Romania serves in her women's singles final against Caroline Wozniacki of Denmark on day 13 of the 2018 Australian Open at Melbourne Park on January 27, 2018 in Melbourne, Australia. (Photo by Jack Thomas/Getty Images)

Simona Halep destined for a Grand Slam win in 2018

MELBOURNE, AUSTRALIA - JANUARY 27: Caroline Wozniacki of Denmark poses for a photo with the Daphne Akhurst Memorial Cup after winning the women's singles final against Simona Halep of Romania on day 13 of the 2018 Australian Open at Melbourne Park on January 27, 2018 in Melbourne, Australia. (Photo by Darrian Traynor/Getty Images)

Caroline Wozniacki: congrats on her first career Grand Slam!

MELBOURNE, AUSTRALIA - JANUARY 26: Kristina Mladenovic (L) of France and Timea Babos of Hungary celebrate after winning the women's doubles final against Ekaterina Makarova of Russia and Elena Vesnina of Russia on day 12 of the 2018 Australian Open at Melbourne Park on January 26, 2018 in Melbourne, Australia. (Photo by Scott Barbour/Getty Images)

Kristina Mladenovic, Timea Babos win Australian doubles title

MELBOURNE, AUSTRALIA - JANUARY 23: Rafael Nadal of Spain plays a backhand in his quarter-final match against Marin Cilic of Croatia on day nine of the 2018 Australian Open at Melbourne Park on January 23, 2018 in Melbourne, Australia. (Photo by Clive Brunskill/Getty Images)

Rafael Nadal: injury should not sideline No. 1 for long

MELBOURNE, AUSTRALIA - JANUARY 26: Roger Federer of Switzerland waves to the crowd after winning his semi-final match against Hyeon Chung of South Korea on day 12 of the 2018 Australian Open at Melbourne Park on January 26, 2018 in Melbourne, Australia. (Photo by Scott Barbour/Getty Images)

Federer, Cilic: world No. 2 favorite to win 2018 Australian Open

MELBOURNE, AUSTRALIA - JANUARY 26: Roger Federer of Switzerland consoles Hyeon Chung of South Korea after Chung retired injured due to a blistered foot in their semi-final match against on day 12 of the 2018 Australian Open at Melbourne Park on January 26, 2018 in Melbourne, Australia. (Photo by Mark Kolbe/Getty Images)

Hyeon Chung: dream run comes to an end at AusOpen

MELBOURNE, AUSTRALIA - JANUARY 25: Marin Cilic of Croatia plays a forehand in his semi-final match against Kyle Edmund of Great Britain on day 11 of the 2018 Australian Open at Melbourne Park on January 25, 2018 in Melbourne, Australia. (Photo by Scott Barbour/Getty Images)

Marin Cilic: Australian Open run could lead to huge 2018 tour

MELBOURNE, AUSTRALIA - JANUARY 25: Simona Halep of Romania celebrates winning her semi-final match against Angelique Kerber of Germany on day 11 of the 2018 Australian Open at Melbourne Park on January 25, 2018 in Melbourne, Australia. (Photo by Clive Brunskill/Getty Images)

Australian Open: Halep-Wozniacki battle for No. 1 in the finals

MELBOURNE, AUSTRALIA - JANUARY 24: Angelique Kerber of Germany serves in her quarter-final match against Madison Keys of the United States on day 10 of the 2018 Australian Open at Melbourne Park on January 24, 2018 in Melbourne, Australia. (Photo by Cameron Spencer/Getty Images)

Angelique Kerber CAN defeat Simona Halep at the Australian Open

MELBOURNE, AUSTRALIA - JANUARY 24: Roger Federer of Switzerland celebrates winning his quarter-final match against Tomas Berdych of the Czech Republic on day 10 of the 2018 Australian Open at Melbourne Park on January 24, 2018 in Melbourne, Australia. (Photo by Clive Brunskill/Getty Images)

Roger Federer strikes again, into AusOpen semifinals

MELBOURNE, AUSTRALIA - JANUARY 23: Rafael Nadal of Spain waves to the crowd as he walks off the court after retiring injured during the fifth set in his quarter-final match against Marin Cilic of Croatia on day nine of the 2018 Australian Open at Melbourne Park on January 23, 2018 in Melbourne, Australia. (Photo by Clive Brunskill/Getty Images)

Rafael Nadal’s two most meaningful matches in 2018

MELBOURNE, AUSTRALIA - JANUARY 21: Nick Kyrgios of Australia plays a backhand against Grigor Dimitrov of Bulgaria in his fourth round match against Nick Kyrgios of Australia on day seven of the 2018 Australian Open at Melbourne Park on January 21, 2018 in Melbourne, Australia (Photo by Darrian Traynor/Getty Images)

Nick Kyrgios: a new player on the 2018 ATP World Tour?

MELBOURNE, AUSTRALIA - JANUARY 23: Kyle Edmund of Great Britain celebrates winning his quarter-final match against Grigor Dimitrov of Bulgaria on day nine of the 2018 Australian Open at Melbourne Park on January 23, 2018 in Melbourne, Australia. (Photo by Scott Barbour/Getty Images)

Kyle Edmund continues to amaze at 2018 Australian Open

MELBOURNE, AUSTRALIA - JANUARY 24: Angelique Kerber of Germany plays a backhand in her quarter-final match against Madison Keys of the United States on day 10 of the 2018 Australian Open at Melbourne Park on January 24, 2018 in Melbourne, Australia. (Photo by Quinn Rooney/Getty Images)

Angelique Kerber: never in doubt at 2018 AusOpen

MELBOURNE, AUSTRALIA - JANUARY 23: Rafael Nadal of Spain shows his dejection in his quarter-final match against Marin Cilic of Croatia on day nine of the 2018 Australian Open at Melbourne Park on January 23, 2018 in Melbourne, Australia. (Photo by Clive Brunskill/Getty Images)

Rafael Nadal injury could clear 2018 path for Roger Federer

MELBOURNE, AUSTRALIA - JANUARY 22: Simona Halep of Romania serves in her fourth round match against Naomi Osaka of Japan on day eight of the 2018 Australian Open at Melbourne Park on January 22, 2018 in Melbourne, Australia. (Photo by Quinn Rooney/Getty Images)

Simona Halep: top seed has an edge against Karolina Pliskova

MELBOURNE, AUSTRALIA - JANUARY 23: Caroline Wozniacki of Denmark after victory in her quarter-final match against Carla Suarez Navarro of Spain on day nine of the 2018 Australian Open at Melbourne Park on January 23, 2018 in Melbourne, Australia. (Photo by Clive Brunskill/Getty Images)

Caroline Wozniacki reaches semis, set to face Elise Mertens