back to the claw grip to create
However, the left-hander remained optimistic about his chances of lifting the trophy on Sunday, the day before his 44th birthday.
Last week at the St Jude Classic in Memphis, the Open champion recorded his second tie for 11th place on the PGA Tour this season.
"I feel as good about my game today as I have all year," he said. "It's not saying a lot, because I haven't played well all year, but last week was a good week for me. I started to slowly put it together.
"I struggled on the greens, but the greens here are quick and so I'm actually going to go back to the claw grip to create a softer roll.
"I feel this golf course, this set-up and everything about Pinehurst provides me the best opportunity. I don't want to get overly excited, because the pressure of a US Open and having not been in contention [this season], that's going to be a challenge for me ���g���˄ݴ��