Tournaments

BEIJING, CHINA - OCTOBER 02: Angelique Kerber of Germany returns a shot against Alize Cornet on day three of the 2017 China Open at the China National Tennis Centre on October 1st, 2017 in Beijing, China. (Photo by Emmanuel Wong/Getty Images)

Angelique Kerber: coaching change attempt to regain No. 1 ranking

Roger Federer: Swiss great is 2017’s best in men’s singles tennis

Rafael Nadal reveals injury update, plans for Australia and early 2018

Mischa Zverev looks to repeat stellar 2017 Australian Open run

LONDON, ENGLAND - NOVEMBER 17: Dominic Thiem of Austria volleys in his Singles match against David Goffin of Belgium during day six of the Nitto ATP World Tour Finals at O2 Arena on November 17, 2017 in London, England. (Photo by Julian Finney/Getty Images)

Dominic Thiem leads rivalry with Alexander Zverev

LONDON, ENGLAND - JUNE 20: Stan Wawrinka of Switzerland plays a forehand during mens singles first round match against Feliciano Lopez of Spain on day two of the 2017 Aegon Championships at Queens Club on June 20, 2017 in London, England. (Photo by Patrik Lundin/Getty Images for LTA)

Stan Wawrinka weighs in on knee injuries, Australian Open

LONDON, ENGLAND - NOVEMBER 19: Grigor Dimitrov of Bulgaria lifts the trophy as he celebrates victory following the singles final against David Goffin of Belgium during day eight of the 2017 Nitto ATP World Tour Finals at O2 Arena on November 19, 2017 in London, England. (Photo by Julian Finney/Getty Images)

Grigor Dimitrov dominates rivalry with David Goffin

BEIJING, CHINA - OCTOBER 08: Nick Kyrgios of Australia enters the tennis court during the Men's Singles final against Rafael Nadal of Spain on day nine of the 2017 China Open at the China National Tennis Centre on October 8, 2017 in Beijing, China. (Photo by Lintao Zhang/Getty Images)

Nick Kyrgios: which version will show up for 2018 ATP World Tour?

PARIS, FRANCE - NOVEMBER 01: Lucas Pouille of France celebrates victory against Feliciano Lopez of Spain during Day 3 of the Rolex Paris Masters held at the AccorHotels Arena on November 1, 2017 in Paris, France. (Photo by Dean Mouhtaropoulos/Getty Images)

Lucas Pouille poised to rise in 2018 ATP singles rankings

LONDON, ENGLAND - NOVEMBER 19: Winner, Grigor Dimitrov of Bulgaria and runner up David Goffin of Belgium hold their trophies following the singles final during day eight of the 2017 Nitto ATP World Tour Finals at O2 Arena on November 19, 2017 in London, England. (Photo by Julian Finney/Getty Images)

David Goffin: Belgian sees career year on ATP World Tour

LONDON, ENGLAND - NOVEMBER 16: Marin Cilic of Croatia plays a forehand in his Singles match against Roger Federer of Switzerland during day five of the Nitto ATP World Tour Finals at O2 Arena on November 16, 2017 in London, England. (Photo by Julian Finney/Getty Images)

Marin Cilic remains atop the rankings in men’s singles tennis

LONDON, ENGLAND - JULY 12: Novak Djokovic of Serbia reacts during the Gentlemen's Singles quarter final match against Tomas Berdych of The Czech Republic on day nine of the Wimbledon Lawn Tennis Championships at the All England Lawn Tennis and Croquet Club on July 12, 2017 in London, England. (Photo by Shaun Botterill/Getty Images)

Novak Djokovic: if healthy, can make a run at 2018 Australian Open

LONDON, ENGLAND - NOVEMBER 18: Roger Federer of Switzerland walks out before his semi final match against David Goffin of Belgium during day seven of the Nitto ATP World Tour Finals tennis at the O2 Arena on November 18, 2017 in London, England. (Photo by Julian Finney/Getty Images)

Roger Federer: slight favorite to win 2018 Australian Open

MELBOURNE, AUSTRALIA - JANUARY 28: Serena Williams waves to the crowd as she leaves the court with the Daphne Akhurst Trophy after winning the Women's Singles Final against Venus Williams of the United States on day 13 of the 2017 Australian Open at Melbourne Park on January 28, 2017 in Melbourne, Australia. (Photo by Scott Barbour/Getty Images)

Serena Williams: will she be ready for the 2018 Australian Open?

BEIJING, CHINA - OCTOBER 04: Maria Sharapova of Russia returns a shot against Simona Halep of Romania during the Women's singles 3rd round on day five of 2017 China Open at the China National Tennis Centre on October 4, 2017 in Beijing, China. (Photo by Lintao Zhang/Getty Images)

Maria Sharapova wins in Istanbul, looking toward 2018 WTA Tour

PARIS, FRANCE - NOVEMBER 02: Lucas Pouille of France returns a forehand against Jack Sock of the USA during Day 4 of the Rolex Paris Masters held at the AccorHotels Arena on November 2, 2017 in Paris, France. (Photo by Dean Mouhtaropoulos/Getty Images)

Lucas Pouille defeats Steve Darcis to win Davis Cup final

LONDON, ENGLAND - NOVEMBER 19: David Goffin of Belgium celebrates after winning the 2nd set during the singles final against Grigor Dimitrov of Bulgaria during day eight of the 2017 Nitto ATP World Tour Finals at O2 Arena on November 19, 2017 in London, England. (Photo by Clive Brunskill/Getty Images)

David Goffin keeps Belgium alive in Davis Cup final

PARIS, FRANCE - MAY 24: Victoria Azarenka of Belarus reacts during the Ladies Singles first round match against Karin Knapp of Italy on day three of the 2016 French Open at Roland Garros on May 24, 2016 in Paris, France. (Photo by Julian Finney/Getty Images)

Victoria Azarenka eyes Auckland for 2018 WTA Tour return

TOKYO, JAPAN - OCTOBER 03: Milos Raonic serves against Viktor Troicki of Serbia during day two of the Rakuten Open at Ariake Coliseum on October 3, 2017 in Tokyo, Japan. (Photo by Matt Roberts/Getty Images)

Milos Raonic hopeful of healthy start to 2018 after coaching change

LONDON, ENGLAND - NOVEMBER 19: Grigor Dimitrov of Bulgaria lifts the trophy as he celebrates victory following the singles final against David Goffin of Belgium during day eight of the 2017 Nitto ATP World Tour Finals at O2 Arena on November 19, 2017 in London, England. (Photo by Julian Finney/Getty Images)

Grigor Dimitrov closes 2017 as ATP Finals champion

LONDON, ENGLAND - NOVEMBER 17: David Goffin of Belgium celebrates victory in his Singles match against Dominic Thiem of Austria during day six of the Nitto ATP World Tour Finals at O2 Arena on November 17, 2017 in London, England. (Photo by Clive Brunskill/Getty Images)

David Goffin will attempt new strategy against Roger Federer

LONDON, ENGLAND - NOVEMBER 16: Jack Sock of The United States celebrates victory during the singles match against Alexander Zverev of Germany on day five of the 2017 Nitto ATP World Tour Finals at O2 Arena on November 16, 2017 in London, England. (Photo by Alex Pantling/Getty Images)

Jack Sock: biggest surprise at the 2017 ATP Finals in London

LONDON, ENGLAND - NOVEMBER 15: Grigor Dimitrov of Bulgaria celebrates during the singles match against David Goffin of Belgium on day four of the 2017 Nitto ATP World Tour Finals at O2 Arena on November 15, 2017 in London, England. (Photo by Clive Brunskill/Getty Images)

Grigor Dimitrov: Bulgaria’s best in men’s tennis making waves

MILAN, ITALY - NOVEMBER 11: Hyeon Chung of South Korea celebrates with the trophy after victory against Andrey Rublev of Russia in the mens final on day 5 of the Next Gen ATP Finals on November 11, 2017 in Milan, Italy. (Photo by Emilio Andreoli/Getty Images)

Hyeon Chung wins 2017 Next Generation ATP Finals title

LONDON, ENGLAND - NOVEMBER 13: Rafael Nadal of Spain leaves the court after defeat in his Singles match against David Goffin of Belgium during day two of the Nitto ATP World Tour Finals at O2 Arena on November 13, 2017 in London, England. (Photo by Julian Finney/Getty Images)

Rafael Nadal withdraws from ATP Finals, must consider 2018 tour

LONDON, ENGLAND - NOVEMBER 14: Alexander Zverev of Germany congratulates Roger Federer of Switzerland on victory following their singles match on day three of the Nitto ATP World Tour Finals at O2 Arena on November 14, 2017 in London, England. (Photo by Clive Brunskill/Getty Images)

Roger Federer: one step closer to seventh ATP Finals title

LONDON, ENGLAND - NOVEMBER 13: David Goffin of Belgium plays a forehand in his Singles match against Rafael Nadal of Spain during day two of the Nitto ATP World Tour Finals at O2 Arena on November 13, 2017 in London, England. (Photo by Julian Finney/Getty Images)

David Goffin stuns world No. 1 Rafael Nadal in ATP Finals opener

LONDON, ENGLAND - NOVEMBER 13: Grigor Dimitrov of Bulgaria plays a forehand in his Singles match against Dominic Thiem of Austria during day two of the Nitto ATP World Tour Finals at O2 Arena on November 13, 2017 in London, England. (Photo by Clive Brunskill/Getty Images)

Grigor Dimitrov rallies at ATP Finals, defeats Dominic Thiem