Non-competing marker Jeff Knox hits his second shot on No. 7 during the third round of the Masters Tournament at Augusta National Golf Club, Saturday, April 11, 2015, in Augusta, Georgia. (SARA CORCE/STAFF)
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Steve Stricker, non-competing marker Jeff Knox, and Stricker's caddie Jimmy Johnson size up their shots on No. 7 during the third round of the Masters Tournament at Augusta National Golf Club, Saturday, April 11, 2015, in Augusta, Georgia. (SARA CORCE/STAFF)
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Non-competing marker Jeff Knox watches his shot on No. 7 during the third round of the Masters Tournament at Augusta National Golf Club, Saturday, April 11, 2015, in Augusta, Georgia. (SARA CORCE/STAFF)
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Non-competing marker Jeff Knox putts on No. 7 during the third round of the Masters Tournament at Augusta National Golf Club, Saturday, April 11, 2015, in Augusta, Georgia. (SARA CORCE/STAFF)
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Steve Stricker waves to the gallery following his putt for par on No. 7 as non-competing marker Jeff Knox sets his ball during the third round of the Masters Tournament at Augusta National Golf Club, Saturday, April 11, 2015, in Augusta, Georgia. (SARA CORCE/STAFF)
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Non-competing marker Jeff Knox sizes up a shot on No. 7 during the third round of the Masters Tournament at Augusta National Golf Club, Saturday, April 11, 2015, in Augusta, Georgia. (SARA CORCE/STAFF)
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Non-competing marker Jeff Knox walks on No. 9 fairway during the third round of the Masters Tournament at Augusta National Golf Club, Saturday, April 11, 2015, in Augusta, Georgia. (SARA CORCE/STAFF)
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Steve Stricker, left, and non-competing marker Jeff Knox walk on No. 9 green during the third round of the Masters Tournament at Augusta National Golf Club, Saturday, April 11, 2015, in Augusta, Georgia. (SARA CORCE/STAFF)
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Non-competing marker Jeff Knox putts on No. 9 fairway during the third round of the Masters Tournament at Augusta National Golf Club, Saturday, April 11, 2015, in Augusta, Georgia. (SARA CORCE/STAFF)
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Non-competing marker Jeff Knox tees off from No. 11 during the third round of the Masters Tournament at Augusta National Golf Club, Saturday, April 11, 2015, in Augusta, Georgia. (SARA CORCE/STAFF)