Νέα Υόρκη - 28 Αυγούστου 2017: Grand Slam πρωταθλητής Marin Τσίλιτς της Κροατίας σε δράση κατά τη διάρκεια του 2017 Us Open πρώτο γύρο αγώνα στο Billie Jean βασιλιά εθνικό κέντρο αντισφαίρισης - Φωτογραφίες & Εικόνες Αρχείου

NEW YORK - AUGUST 28, 2017: Professional tennis player Marin Cilic of Croatia in action during his 2017 US Open first round match at Billie Jean King National Tennis Center

NEW YORK - AUGUST 28, 2017: Professional tennis player Marin Cilic of Croatia in action during his 2017 US Open first round match at Billie Jean King National Tennis Center

NEW YORK - AUGUST 28, 2017: Professional tennis player Marin Cilic of Croatia in action during his 2017 US Open first round match at Billie Jean King National Tennis Center

NEW YORK - AUGUST 28, 2017: Professional tennis player Marin Cilic of Croatia in action during his 2017 US Open first round match at Billie Jean King National Tennis Center

NEW YORK - SEPTEMBER 3, 2018: Grand Slam Champion Marin Cilic of Croatia in action during his 2018 US Open round of 16 match at Billie Jean King National Tennis Center

NEW YORK - SEPTEMBER 3, 2018: Grand Slam Champion Marin Cilic of Croatia in action during his 2018 US Open round of 16 match at Billie Jean King National Tennis Center

NEW YORK - AUGUST 28, 2017: Professional tennis player Marin Cilic of Croatia in action during his 2017 US Open first round match at Billie Jean King National Tennis Center

NEW YORK - SEPTEMBER 3, 2018: Grand Slam Champion Marin Cilic of Croatia in action during his 2018 US Open round of 16 match at Billie Jean King National Tennis Center

NEW YORK - AUGUST 23, 2017: Professional tennis player Grigor Dimitrov of Bulgaria in in practice for US Open 2017 at Billie Jean King National Tennis Center

NEW YORK - SEPTEMBER 3, 2018: Grand Slam Champion Marin Cilic of Croatia in action during his 2018 US Open round of 16 match at Billie Jean King National Tennis Center

NEW YORK - AUGUST 23, 2017: Professional tennis player Grigor Dimitrov of Bulgaria in in practice for US Open 2017 at Billie Jean King National Tennis Center

NEW YORK - AUGUST 28, 2017: Professional tennis player Marin Cilic of Croatia in action during his 2017 US Open first round match at Billie Jean King National Tennis Center

NEW YORK - SEPTEMBER 3, 2018: Grand Slam Champion Marin Cilic of Croatia in action during his 2018 US Open round of 16 match at Billie Jean King National Tennis Center

NEW YORK - AUGUST 28, 2017: Grand Slam Champion Marin Cilic of Croatia in action during his 2017 US Open first round match at Billie Jean King National Tennis Center

NEW YORK - SEPTEMBER 3, 2018: Grand Slam Champion Marin Cilic of Croatia in action during his 2018 US Open round of 16 match at Billie Jean King National Tennis Center

NEW YORK - SEPTEMBER 6, 2015: Grand Slam champion Marin Cilic of Croatia in action during his round 4 match at US Open 2015 at National Tennis Center in New York

NEW YORK - AUGUST 27, 2018: Professional tennis player Karen Khachanov of Russia in action during first round match at the 2018 US Open at Billie Jean King National Tennis Center

NEW YORK - AUGUST 22, 2018: Grand Slam Champion Stanislas Wawrinka of Switzerland practices for 2018 US Open at Billie Jean King National Tennis Center

NEW YORK - SEPTEMBER 7, 2018: 13-time Grand Slam champion Novak Djokovic of Serbia in action during his 2018 US Open semi-final match at Billie Jean King National Tennis Center

NEW YORK - SEPTEMBER 3, 2018: Grand Slam Champion Marin Cilic of Croatia in action during his 2018 US Open round of 16 match at Billie Jean King National Tennis Center

NEW YORK - SEPTEMBER 8, 2015: Grand Slam champion Marin Cilic of Croatia in action during his quarterfinal match at US Open 2015 at National Tennis Center in New York

NEW YORK - SEPTEMBER 3, 2018: Grand Slam Champion Marin Cilic of Croatia in action during his 2018 US Open round of 16 match at Billie Jean King National Tennis Center

NEW YORK - SEPTEMBER 6, 2015: Grand Slam champion Marin Cilic of Croatia in action during his round 4 match at US Open 2015 at National Tennis Center in New York

NEW YORK - AUGUST 26, 2017: Grand Slam Champion Marin Cilic of Croatia practices for 2017 US Open at Billie Jean King National Tennis Center

NEW YORK - AUGUST 27, 2017: Professional tennis player Lucas Pouille of France practices for US Open 2017 at Billie Jean King National Tennis Center in New York

NEW YORK - SEPTEMBER 3, 2018: 13-time Grand Slam champion Novak Djokovic of Serbia in action during his 2018 US Open round of 16 match at Billie Jean King National Tennis Center

NEW YORK - AUGUST 23, 2017: Nineteen times Grand Slam Champion Roger Federer of Switzerland practices for US Open 2017 at Billie Jean King National Tennis Center in New York

NEW YORK - SEPTEMBER 3, 2018: Grand Slam Champion Marin Cilic of Croatia in action during his 2018 US Open round of 16 match at Billie Jean King National Tennis Center

NEW YORK - SEPTEMBER 3, 2018: Grand Slam Champion Marin Cilic of Croatia in action during his 2018 US Open round of 16 match at Billie Jean King National Tennis Center