Sep 4, 2016; New York, NY, USA; Novak Djokovic of Serbia celebrates after his match against Kyle Edmund of Great Britain (not pictured) on day seven of the 2016 U.S. Open tennis tournament at USTA Billie Jean King National Tennis Center. Djokovic won 6-2, 6-1, 6-4. Mandatory Credit: Geoff Burke-USA TODAY Sports
NEW YORK (Reuters) - Men's top seed Novak Djokovic and women's number two Angelique Kerber look to book berths in the last four of the U.S. Open as the quarter-finals of the year's last grand slam get underway on Tuesday.
Kerber, who nearly ended Serena Williams' long run as world number one last month in Cincinnati, tries to stay on track for a possible winner-take-all match with the American in the finals when she goes against Roberta Vinci.
Win a prize this Mother's Day by subscribing to our annual plan now! T&C applies.
