Video PlayerClose
LONDON, Nov. 12 (Xinhua) -- Following are the collated results from the first day of the ATP Tour Finals at London's O2 Arena on Sunday (prefix number denotes seeding):
Singles
Group B
2-Roger Federer, Switzerland, bt 8-Jack Sock, United States, 6-4, 7-6 (4)
3-Alexander Zverev, Germany, bt 5-Marin Cilic, Croatia, 6-4, 3-6, 6-4
Doubles
Group B
8-Ryan Harrison, United States/Michael Venus, New Zealand, bt 2-Henri Kontinen, Finland/John Peers, Australia, 6-4, 7-6 (10/8)
6-Pierre-Hugues Herbert, France/Nicolas Mahut, France, bt 3-Jean-Julien Rojer, Netherlands/Horia Tecau, Romania, 1-6, 7-6 (7), 10-8
Enditem
