Miami tennis results

Following are Monday's results of the ATP and WTA Miami Open tennis tournament (prefix number denotes seeding):

Men's third round

6-Kei Nishikori, Japan, bt 27-Alexandr Dolgopolov, Ukraine, 6-2, 6-2

Andrey Kuznetsov, Russia, bt Adrian Mannarino, France, 2-6, 7-5, 6-0

17-Roberto Bautista Agut, Spain, bt 9-Jo-Wilfried Tsonga, France, 2-6, 6-3, 7-6 (7-3)

26-Grigor Dimitrov, Bularia, bt 2-Andy Murray, Britain, 6-7 (1-7), 6-4, 6-3

24-Nick Kyrgios, Australia, bt Tim Smyczek, United States, 6-4, 6-4

Women's fourth round

5-Simona Halep, Romania, bt Heather Watson, Germany, 6-3, 6-4

19-Timea Bacsinszky, Switzerland, bt 3-Agnieszka Radwanska, Poland, 2-6, 6-4, 6-2

15-Svetlana Kuznetsova, Russia, bt 1-Serena Williams, United States, 6-7 (3-7), 6-1, 6-2

24-Johanna Konta, Britain, bt 32-Monica Niculescu, Romania, 6-2, 6-2

13-Victoria Azarenka, Belarus, bt 4-Garbine Muguruza, Spain, 7-6 (8-6), 7-6 (7-4)

30-Ekaterina Makarova, Russia, bt 12-Elina Svitolina, Ukraine, 6-1, 6-4

22-Madison Keys, United States, bt Irina-Camelia Begu, Romania, 6-3, 6-1

Endi