Despite fresh legs, Djokovic fades in U.S. Open final

By Joshua Schneyer NEW YORK (Reuters) - If being well rested was all Novak Djokovic needed to win the U.S. Open for his third grand slam title of the year, the world number one would have sailed through Sunday's final against Swiss Stan Wawrinka. Wawrinka, on the other hand, played nearly 18 hours of tennis to reach the final.  Instead, it was 12-times grand slam winner Djokovic who flinched first from exhaustion and pain in a hard-fought, four-hour battle, which Wawrinka won 6-7(1) 6-4 7-5