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More from Us Open Golf 2015
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Tony Jacklin backs Jordan Spieth to complete Grand Slam
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Jordan Spieth chasing history - what happened to past players who won the first two majors of the year
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Shane Lowry enjoys 'good week' at US Open
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Chambers Bay: What the players were saying about US Open course
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Jordan Spieth closes in on Rory McIlroy in world rankings
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Louis Oosthuizen has no regrets after finishing second at US Open