(AP) -- The first round of the PGA Championship is winding down and the leader is Carl Pettersson

He opened with a 6-under-66 to lead Gary Woodland, Gonzalo Fernandez-Castano and Rory McIlroy by one stroke.

Tiger Woods completed his round with a 3-under-69, while John Daly shot a 68.

This is the final major tournament of the year.

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