Opinion

PRAGUE, CZECH REPUBLIC - SEPTEMBER 24: Rafael Nadal of Team Europe plays a forehand during his mens singles match against John Isner of Team World on the final day of the Laver cup on September 24, 2017 in Prague, Czech Republic. The Laver Cup consists of six European players competing against their counterparts from the rest of the World. Europe will be captained by Bjorn Borg and John McEnroe will captain the Rest of the World team. The event runs from 22-24 September. (Photo by Clive Brunskill/Getty Images for Laver Cup)

China Open: Djokovic absence makes room for Nadal’s return

Angelique Kerber faces uphill battle at 2017 China Open

Dominic Thiem must rebound and qualify for 2017 ATP Finals

WTA Tour: world No. 1 ranking in play down the stretch

PRAGUE, CZECH REPUBLIC - SEPTEMBER 24: Roger Federer of Team Europe plays a backhand during his mens singles match against Nick Kyrgios of Team World on the final day of the Laver cup on September 24, 2017 in Prague, Czech Republic. The Laver Cup consists of six European players competing against their counterparts from the rest of the World. Europe will be captained by Bjorn Borg and John McEnroe will captain the Rest of the World team. The event runs from 22-24 September. (Photo by Justin Setterfield/Getty Images for Laver Cup)

Swiss Indoors Basel will be critical point for Roger Federer

PRAGUE, CZECH REPUBLIC - SEPTEMBER 24: (L-R) Marin Cilic, Rafael Nadal, Alexander Zverev, Dominic Thiem, Roger Federer and Tomas Berdych of Team Europe lift the Laver Cup trophy on the final day of the Laver cup on September 24, 2017 in Prague, Czech Republic. The Laver Cup consists of six European players competing against their counterparts from the rest of the World. Europe will be captained by Bjorn Borg and John McEnroe will captain the Rest of the World team. The event runs from 22-24 September. (Photo by Clive Brunskill/Getty Images for Laver Cup)

Roger Federer: is coaching a possible second career for the tennis star?

NEW YORK, NY - SEPTEMBER 10: Rafael Nadal of Spain poses with the championship trophy during the trophy ceremony after defeating Kevin Anderson of South Africa during their Men's Singles finals match on Day Fourteen during the 2017 US Open at the USTA Billie Jean King National Tennis Center on September 10, 2017 in the Queens borough of New York City. (Photo by Chris Trotman/Getty Images for USTA)

Rafael Nadal only trails Roger Federer amongst all-time greats

NEW YORK, NY - SEPTEMBER 07: (L-R) Sloane Stephens of the United States and Venus Williams of the United States pose on court prior to their Women's Singles Semifinal match on Day Eleven of the 2017 US Open at the USTA Billie Jean King National Tennis Center on September 7, 2017 in the Flushing neighborhood of the Queens borough of New York City. (Photo by Matthew Stockman/Getty Images)

US Open 2017: The future is arriving in surprising final

Arthur Ashe runs for the ball during a match at Wimbledon in England.

Arthur Ashe: remembering one of the sport’s greatest champions

NEW YORK, NY - SEPTEMBER 06: Rafael Nadal of Spain celebrates defeating Andrey Rublev of Russia after their Men's Singles Quarterfinal match on Day Ten of the 2017 US Open at the USTA Billie Jean King National Tennis Center on September 6, 2017 in the Flushing neighborhood of the Queens borough of New York City. (Photo by Al Bello/Getty Images)

US Open 2017: The American drought is guaranteed to end

MASON, OH - AUGUST 20: Nick Kyrgios of Australia Grigor Dimitrov of Bulgaria poses for photographers at the trophy ceremony during the men's final on day 9 of the Western & Southern Open at the Lindner Family Tennis Center on August 20, 2017 in Mason, Ohio. (Photo by Matthew Stockman/Getty Images)

US Open 2017: Players under the most pressure on the men’s draw

MASON, OH - AUGUST 20: Nick Kyrgios of Australia Grigor Dimitrov of Bulgaria poses for photographers at the trophy ceremony during the men's final on day 9 of the Western & Southern Open at the Lindner Family Tennis Center on August 20, 2017 in Mason, Ohio. (Photo by Matthew Stockman/Getty Images)

US Open 2017: Can Nick Kyrgios finally turn the corner?

TORONTO, ON - AUGUST 11: Sloane Stephens of the United States speaks to the media after defeating Lucie Safarova of Czech Republic during Day 7 of the Rogers Cup at Aviva Centre on August 11, 2017 in Toronto, Canada. (Photo by Vaughn Ridley/Getty Images)

US Open 2017: Sloane Stephens is quietly making a comeback

MASON, OH - AUGUST 20: Garbine Muguruza of Spain celebrates her win over Simona Halep of Romania during the women's final on day 9 of the Western & Southern Open at the Lindner Family Tennis Center on August 20, 2017 in Mason, Ohio. (Photo by Matthew Stockman/Getty Images)

US Open: Garbiñe Muguruza can make final leap at Flushing Meadows

SINGAPORE - OCTOBER 25: Simona Halep (L) of Romania congratulates Angelique Kerber of Germany after their singles match during day 3 of the BNP Paribas WTA Finals Singapore at Singapore Sports Hub on October 25, 2016 in Singapore. (Photo by Clive Brunskill/Getty Images)

US Open 2017: Players under the most pressure on the women’s draw

MASON, OH - AUGUST 14: Simona Halep of Romania fields questions from the media during day 3 of the Western

Simona Halep: will the 2017 US Open be her first Grand Slam title?

MASON, OH - AUGUST 16: Alexander Zverev of Germany returns a shot to Frances Tiafoe during Day 5 of the Western & Southern Open at the Linder Family Tennis Center on August 16, 2017 in Mason, Ohio. (Photo by Rob Carr/Getty Images)

Alexander Zverev can benefit from wakeup call at Cincinnati Masters

NEW YORK, NY - SEPTEMBER 11: USTA President Katrina Adams stands with Men's Singles Champion Stan Wawrinka of Switzerland (R) and second place Novak Djokovic of Serbia (L) after their Men's Singles Final Match on Day Fourteen of the 2016 US Open at the USTA Billie Jean King National Tennis Center on September 11, 2016 in the Queens borough of New York City. Wawrinka won 6-7, 6-4, 7-5, 6-3. (Photo by Chris Trotman/Getty Images for USTA)

US Open 2017: Injuries open door for unsung heroes

MONTREAL, QC - AUGUST 13: Confetti is blown as Alexander Zverev of Germany makes his way onto the stage with the trophy after defeating Roger Federer of Switzerland 6-3, 6-4 in the final during day ten of the Rogers Cup presented by National Bank at Uniprix Stadium on August 13, 2017 in Montreal, Quebec, Canada. (Photo by Minas Panagiotakis/Getty Images)

ATP World Tour: Alexander Zverev is on the cusp of greatness

MONTREAL, QC - AUGUST 07: Nick Kyrgios of Australia hits his return against Viktor Troicki of Serbia

Nick Kyrgios: will he end his 2017 tour on a high note?

PARIS, FRANCE - MAY 28: Dominic Thiem (R) of Austria hugs Alexander Zverev of Germany following his victory during the Men's Singles third round match on day seven of the 2016 French Open at Roland Garros on May 28, 2016 in Paris, France. (Photo by Clive Brunskill/Getty Images)

ATP World Tour: Dominic Thiem vs. Alexander Zverev the next great rivalry

LONDON, ENGLAND - JULY 10: Alexander Zverev of Germany serves during the Gentlemen's Singles fourth round match against Milos Raonic of Canada on day seven of the Wimbledon Lawn Tennis Championships at the All England Lawn Tennis and Croquet Club on July 10, 2017 in London, England. (Photo by Shaun Botterill/Getty Images)

ATP World Tour: Rising tennis stars whom you need to know

ATLANTA, GA - JULY 28: John Isner serves to Lukas Lacko of Slovakia during the BB&T Atlanta Open at Atlantic Station on July 28, 2017 in Atlanta, Georgia. (Photo by Kevin C. Cox/Getty Images)

US Open 2017: Is John Isner’s Grand Slam breakthrough looming?

LONDON, ENGLAND - JULY 12: Novak Djokovic of Serbia plays a backhand 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 Julian Finney/Getty Images)

How Roger Federer influenced Novak Djokovic’s decision to take time off

LOS ANGELES, CA - DECEMBER 12: (L-R) Mardy Fish, Madison Keys, Laura Robson and Andy Roddick attend the Maria Sharapova and Friends event presented By Porsche on December 12, 2015 in Los Angeles, California. (Photo by Angela Weiss/Getty Images for Porsche)

Can World Team Tennis be a stress reliever for pro touring players?

LONDON, ENGLAND - JULY 12: Sam Querrey of The United States celebrates match point and victory during the Gentlemen's Singles quarter final match against Andy Murray of Great Britain 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 Clive Brunskill/Getty Images)

ATP World Tour: American men’s tennis is quietly being revitalized

LONDON, ENGLAND - JULY 12: Novak Djokovic of Serbia is given treatment 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 Julian Finney/Getty Images)

Novak Djokovic can benefit from a Federer-type schedule

PARIS, FRANCE - JUNE 09: Stan Wawrinka of Switzerland celebrates during mens singles semi-final match against Andy Murray of Great Britain on day thirteen of the 2017 French Open at Roland Garros on June 9, 2017 in Paris, France. (Photo by Adam Pretty/Getty Images)

Stan Wawrinka versus Andy Murray: first to four Grand Slam titles