Tianlang Guan hits from the 10th tee during practice for the 2013 Masters Tournament at Augusta National Golf Club on Monday, April 8, 2013, in Augusta, Ga. (Michael Holahan/Staff)
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Ben Crenshaw, left, speaks with Tianlang Guan on the driving range during practice for the 2013 Masters Tournament at Augusta National Golf Club on Monday, April 8, 2013, in Augusta, Ga. (Michael Holahan/Staff)
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Tianlang Guan hits from the 10th tee during practice for the 2013 Masters Tournament at Augusta National Golf Club on Monday, April 8, 2013, in Augusta, Ga. (Michael Holahan/Staff)
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Tianlang Guan and his father Han Wen Guan talk with Ben Crenshaw on the practice putting green during the first practice round of the 2013 Masters Tournament at Augusta National Golf Club on April 8, 2013, in Augusta, Ga. (Sara Caldwell/Staff)
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A patron watches Tianlang Guan on the practice putting green during the first practice round of the 2013 Masters Tournament at Augusta National Golf Club on April 8, 2013, in Augusta, Ga. (Sara Caldwell/Staff)
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Tianlang Guan on the practice putting green during the first practice round of the 2013 Masters Tournament at Augusta National Golf Club on April 8, 2013, in Augusta, Ga. (Sara Caldwell/Staff)
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Amateur Tianlang Guan, of China, hits off the 13th fairway during a practice round for the Masters golf tournament Monday, April 8, 2013, in Augusta, Ga. (AP PhotoDavid Goldman)
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Ben Crenshaw, left, watches amateur Tianlang Guan, of China, hit off a fairway during a practice round for the Masters Tournament Monday, April 8, 2013, at Augusta National Golf Club in Augusta, Ga. (AP Photo/David Goldman)
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Amateur Tianlang Guan, of China, tees off on the 12th hole during a practice round for the Masters Tournament Monday, April 8, 2013, at Augusta National Golf Club in Augusta, Ga. (AP Photo/Darron Cummings)
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Amateur Tianlang Guan, of China, watches his tee shot on the 17th hole during a practice round for the Masters Tournament Monday, April 8, 2013, at Augusta National Golf Club in Augusta, Ga. (AP Photo/Matt Slocum)
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Ben Crenshaw, right, hands a golf ball to Amateur Tianlang Guan, of China, on the 11th hole during a practice round for the Masters Tournament Monday, April 8, 2013, at Augusta National Golf Club in Augusta, Ga. (AP Photo/Darron Cummings)
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Tiger Woods, left, chats with amateur Guan Tianlang, of China, on the driving range during a practice round for the Masters Tournament Monday, April 8, 2013, at Augusta National Golf Club in Augusta, Ga. (AP Photo/Darron Cummings)
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Patrons watch Tiger Woods, Tianlang Guan and Dustin Johnson on the 10 green during the first practice round of the 2013 Masters Tournament at Augusta National Golf Club on April 8, 2013, in Augusta, Ga. (Jon-Michael Sullivan/Staff)
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Tiger Woods and Tianlang Guan walk on the No. 10 green during practice for the 2013 Masters Tournament at Augusta National Golf Club on Monday, April 8, 2013, in Augusta, Ga. (Sara Caldwell/Staff)
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Tianlang Guan lines up a putt on the No. 10 green during practice for the 2013 Masters Tournament at Augusta National Golf Club on Monday, April 8, 2013, in Augusta, Ga. (Sara Caldwell/Staff)
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From left, Dustin Johnson, Tianlang Guan and Tiger Woods walk down the No. 10 fairway during practice for the 2013 Masters Tournament at Augusta National Golf Club on Monday, April 8, 2013, in Augusta, Ga. (Jon-Michael Sullivan/Staff)
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From left, Dustin Johnson, Tianlang Guan and Tiger Woods walk down the No. 10 fairway during practice for the 2013 Masters Tournament at Augusta National Golf Club on Monday, April 8, 2013, in Augusta, Ga. (Jon-Michael Sullivan/Staff)
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Tiger Woods, left, walks with amateur Tianlang Guan, of China, and Dustin Johnson on the 13th fairway during a practice round for the Masters Tournament Monday, April 8, 2013, at Augusta National Golf Club in Augusta, Ga. (AP Photo/Darron Cummings)
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Amateur Tianlang Guan, of China, walks across Rae's Creek on the 12th fairway during a practice round for the Masters Tournament Monday, April 8, 2013, at Augusta National Golf Club in Augusta, Ga. (AP Photo/Matt Slocum)
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Amateur Tianlang Guan, of China, and Tiger Woods, third right, watch as Dustin Johnson tees off on the 14th hole during a practice round for the Masters Tournament Monday, April 8, 2013, at Augusta National Golf Club in Augusta, Ga. (AP PhotoCharlie Riedel)
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Amateur Tianlang Guan, of China, tees off on the 14th hole during a practice round for the Masters Tournament Monday, April 8, 2013, at Augusta National Golf Club in Augusta, Ga. (AP Photo/Charlie Riedel)
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Tiger Woods, right, points to the hole on the 11th green while talking to amateur Guan Tianlang, of China, during a practice round for the Masters Tournament Monday, April 8, 2013, at Augusta National Golf Club in Augusta, Ga. (AP Photo/Charlie Riedel)
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Tiger Woods, center, walks over the Nelson Bridge with amateur Tianlang Guan, of China, and Dustin Johnson, right, during a practice round for the Masters Tournament Monday, April 8, 2013, at Augusta National Golf Club in Augusta, Ga. (AP Photo/Charlie Riedel)
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Tiger Woods, right, gives direction to amateur Tianlang Guan, of China, on the 11th green during a practice round for the Masters Tournament Monday, April 8, 2013, at Augusta National Golf Club in Augusta, Ga. (AP Photo/Darron Cummings)
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From left, Dustin Johnson, amateur Tianlang Guan, of China, and Tiger Woods along with their caddies wait to play on the 10th fairway during a practice round for the Masters Tournament Monday, April 8, 2013, at Augusta National Golf Club in Augusta, Ga. (AP Photo/David Goldman)
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Tianlang Guan walks on the tenth green during practice for the 2013 Masters Tournament at Augusta National Golf Club on Monday, April 8, 2013, in Augusta, Ga. (Sara Caldwell/Staff)
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Dustin Johnson, left, and Tianlang Guan walk off the 18th green during practice for the 2013 Masters Tournament at Augusta National Golf Club on Monday, April 8, 2013, in Augusta, Ga. (Sara Caldwell/Staff)
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Tiger Woods, right, and Tianlang Guan walk off the 18 green during the first practice round of the 2013 Masters Tournament at Augusta National Golf Club on April 8, 2013, in Augusta, Ga. (Michael Holahan/Staff)
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14-year-old amateur Tianlang Guan tees off on No. 15, Monday, April 8, 2013, in Augusta, Ga. (Emily Rose Bennett/Staff)
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14-year-old amateur Tianlang Guan waves to the crowd as he walks up No. 18 fairway, Monday, April 8, 2013, in Augusta, Ga. (Emily Rose Bennett/Staff)