Nadal Falls to Federer in ATP World Tour Finals
Roger Federer defeated Rafael Nadal 6-3, 3-6, 6-1 at the ATP World Tour Finals on Sunday at the O2 Arena in London. The top-seeded Nadal was able to break Federer once in the second set, but he appeared to labor as the previous day, Nadal spent three-plus hours against Andy Murray in the semifinals to reach…

