ATP World Tour Finals results

Following are the results from the opening day's competition of the ATP World Tour Finals at the O2 Arena here on Wednesday (prefix number denotes seeding):

Singles

Group McEnroe

1-Andy Murray, Britain, bt 5-Kei Nishikori, Japan, 6-7 (9), 6-4, 6-4

3-Stan Wawrinka, Switzerland, bt 7-Marin Cilic, Croatia, 7-6 (3), 7-6 (3)

Doubles

Group Fleming/McEnroe

5-Henri Kontinen, Finland/John Peers, Australia, bt 7-Raven Klaasen, South Africa/Rajeev Ram, United States, 6-3, 6-4

4-Feliciano Lopez, Spain/Marc Lopez, Spain, bt 1-Pierre-Hugues Herbert, France/Nicolas Mahut, France, 7-5, 5-7, 10/8

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