Novak Djokovic beat Roger Federer to win Wimbledon Open 2015
Serbian Novak Djokovic retained his Wimbledon Open title, as he defeated Roger Federer 7-6 (1), 6-7 (10), 6-4, 6-3 in the final tonight. Federer, who had won the Wimbledon seven times, failed yet again. He had lost to Djokovic in lat year's…