Federer Records 40th Career Barclays ATP World Tour Win
Roger Federer opened his quest for a seventh Barclays ATP World Tour championship, defeating Janko Tipsarevic 6-3, 6-1 Tuesday in his opening Group B match. Federer lost only eight points on his serve under the roof of the O2 Arena, while converting four of his nine break points. “I’m happy with my level of play today against…

