Djokovic seeks history as US Open endurance test awaits

NEW YORK, Aug 26 : Novak Djokovic heads to the U.S. Open chasing a record 25th Grand Slam title, but his latest bid for history carries renewed questions over whether his 39-year-old body can withstand perhaps tennis's most punishing fortnight.The four-times U.S. Open champion has reached a men's record 10 finals in New York. Another title at Flushing Meadows would take the Serbian beyond Margaret Court's 24 major singles crowns and give him sole possession of the all-time record.He reached the Australian Open final this year after beating Jannik Sinner in a five-set semi-final and also reached the Wimbledon semi-finals, but his Cincinnati Open defeat this month offered a reminder of the physical margin he must manage.Playing his first match since Wimbledon, Djokovic swept through the open