Marin Cilic and coach Jonas Bjorkman end partnership
In 2017, the Croatian became the world No. 4, and reached a Grand Slam final.
Dec 10, 2017 by Kamakshi Tandon
Federer beats Cilic to go to 3-0; Sock beats Zverev for spot in semis
Today's second singles match will feature Sock taking on Zverev.
Nov 16, 2017 by AP
Jack Sock ends US drought with ATP Finals win over Cilic
The United States has been waiting 10 years for a win at the ATP Finals.
Nov 14, 2017 by AP
Sock beats Cilic in London to move to 1-1; Federer advances to semis
Later on, Federer beat Zverev in three sets to advance to the semifinals.
Nov 14, 2017 by Zach Cohen
ATP Finals Preview: Breaking down Group Boris Becker
Federer is the name that pops out here, but Zverev, Cilic and Sock are no pushovers.
Nov 10, 2017 by Steve Tignor
ATP Finals groups announced; Federer joined by Sock, Cilic and Zverev
The other group features Nadal, Thiem, Dimitrov and Goffin.
Nov 08, 2017 by AP
Who inspired Cilic, Murray, Halep, Djokovic and Kerber? They told us
There is always someone or something behind the greatness you'll find on the court.
Oct 30, 2017 by Ed McGrogan
Federer advances to Swiss Indoors final against del Potro
The two will be playing each other in the final of the tournament for the third time.
Oct 28, 2017 by AP