Roger Federer will be the first to accept that defeating Novak Djokovic at the ATP Finals on Thursday night doesn’t make up for his gut-wrenching defeat in the Wimbledon final but he avoided a double blow in London and inflicted some woe on the Serb himself. Federer’s convincing 6-4, 6-3 victory in front of a roughly 18,000-strong crowd that backed him as vociferously as in July’s Wimbledon final — when he held a pair of match points on his own serve — sent him to the semifinals at the year-end championships at Djokovic’s expense. “I’m just happy at the level […]