Djokovic Downs Federer to Win Fourth Straight ATP Finals
In a match that essentially symbolized the year that was 2015 in the ATP World Tour, Novak Djokovic dispatched Roger Federer 6-3, 6-4 to win the ATP World Tour Finals in London for the fourth straight year on Sunday afternoon. The win capped off a fantastic year for the Serb, who reached all four Grand…

