Irving

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Louis Oosthuizen of South Africa hits off the first tee during the final round of the Byron Nelson Championship golf tournament, Sunday, May 18, 2014, in Irving, Texas. (AP Photo/Tony Gutierrez)

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Marc Leishman of Australia prepares to hit off the first tee during the final round of the Byron Nelson Championship golf tournament, Sunday, May 18, 2014, in Irving, Texas. (AP Photo/Tony Gutierrez)

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Gary Woodland hits off the first tee during the final round of the Byron Nelson Championship golf tournament, Sunday, May 18, 2014, in Irving, Texas. (AP Photo/Tony Gutierrez)

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Gary Woodland reacts as he's unable to sink a putt for birdie on the second green during the final round of the Byron Nelson Championship golf tournament, Sunday, May 18, 2014, in Irving, Texas. (AP Photo/Tony Gutierrez)

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Brendon Todd pumps his fist after holing out of a bunker for birdie on the second green during the final round of the Byron Nelson Championship golf tournament, Sunday, May 18, 2014, in Irving, Texas. (AP Photo/Tony Gutierrez)

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Mike Weir hits off the first tee during the final round of the Byron Nelson Championship golf tournament, Sunday, May 18, 2014, in Irving, Texas. (AP Photo/Tony Gutierrez)

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Louis Oosthuizen of South Africa leans over as he watches his birdie attempt stop wide of the cup on the second green during the final round of the Byron Nelson Championship golf tournament, Sunday, May 18, 2014, in Irving, Texas. (AP Photo/Tony Gutierrez)

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Brendon Todd hits out of a bunker on the second green that would sink for a birdie during the final round of the Byron Nelson Championship golf tournament, Sunday, May 18, 2014, in Irving, Texas. (AP Photo/Tony Gutierrez)