Andy Murray pulls out of US Open because of ‘too sore’ hip injury

• Murray withdraws two days before start of final grand slam of year
• ‘I did pretty much everything I could to get myself ready,’ says 2012 championAll the woes and pain of Andy Murray’s troubled season hit a dramatic pitch on Saturday when he withdrew from the US Open. Citing the hip pain that has dogged him for several months, he said he was unsure if it will require surgery – having already had an operation on his back four years ago – or if he will pl