Andy Murray's withdrawal from Washington a sign of the bigger picture

The former world No 1 will turn his attention towards preparing for Cincinnati and the US Open later this month Of all the things Andy Murray promised when he began his comeback, at Queen's Club in June, his pledge to listen to his body stood out above the rest. Throughout his career, Murray has pushed himself to the absolute physical limit. Three grand slam titles, two gold medals, Davis Cup, the No 1 ranking and a total of 45 titles is an incredible reward for his efforts. But it has taken its...