A television worker climbs the No. 18 tower during a practice round at Augusta National Golf Club, Wednesday, April 8, 2015, in Augusta, Georgia. (ANDREW DAVIS TUCKER/STAFF)
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Fog is seen on No. 10 green during a practice round at Augusta National Golf Club, Wednesday, April 8, 2015, in Augusta, Georgia. (ANDREW DAVIS TUCKER/STAFF)
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Fog is seen on No. 10 green during a practice round at Augusta National Golf Club, Wednesday, April 8, 2015, in Augusta, Georgia. (ANDREW DAVIS TUCKER/STAFF)
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Security guards man the No. 18 green on a foggy Wednesday morning during a practice round at Augusta National Golf Club, Wednesday, April 8, 2015, in Augusta, Georgia. (ANDREW DAVIS TUCKER/STAFF)
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Fog is seen near the No. 18 green during a practice round at Augusta National Golf Club, Wednesday, April 8, 2015, in Augusta, Georgia. (ANDREW DAVIS TUCKER/STAFF)
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Security guards hold a meeting on the Par-3 course during a practice round at Augusta National Golf Club, Wednesday, April 8, 2015, in Augusta, Georgia. (JON-MICHAEL SULLIVAN/STAFF)
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Course workers rake a bunker in the fog on the tenth hole during a practice round for the 2015 Masters Tournament on Wednesday, April 8, 2015, in Augusta, Ga. (AP Photo/David J. Phillip)
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Vijay Singh, of Fiji, chips to the 10th green in the fog during a practice round for the 2015 Masters Tournament on Wednesday, April 8, 2015, in Augusta, Ga. (AP Photo/David J. Phillip)
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A statue of Bobby Jones sits off the first fairway during a practice round for the 2015 Masters Tournament on Wednesday, April 8, 2015, in Augusta, Ga. (AP Photo/Charlie Riedel)
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Workers tend to the Par-3 course during a practice round at Augusta National Golf Club, Wednesday, April 8, 2015, in Augusta, Georgia. (MICHAEL HOLAHAN/STAFF)
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Patrons arrive at the National Augusta Golf Club on a foggy morning for a practice round for the Masters golf tournament Wednesday, April 8, 2015, in Augusta, Ga. (AP Photo/Charlie Riedel)
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Amateur Byron Meth, left, walks with Stephen Gallacher, of Scotland, on the first fairway during the final practice round for the 2015 Masters Tournament at Augusta National on Wednesday, April 8, 2015, in Augusta, Ga. (AP Photo/Matt Slocum)
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Stephen Gallacher, of Scotland, hits on the first fairway during the final practice round for the 2015 Masters Tournament at Augusta National on Wednesday, April 8, 2015, in Augusta, Ga. (AP Photo/Matt Slocum)