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Tacoma (United States) (AFP) - The 115th US Open got underway early Thursday on an untested Chambers Bay layout that has left the world's top golfers scratching their heads over how best to play it.
Conditions overlooking the scenic Puget Sound in Washington state were ideal for scoring with light cloud cover and no wind as locally-born Michael Putnam hit the first ball.
The golf course apart, there were several intriguing storylines to follow.