Ernie Els of South Africa walks with Jeff Knox, playing as a non-competing marker, on the second hole during the third round of the 2011 Masters Tournament at Augusta National Golf Club on April 9, 2011 in Augusta, Georgia.

Ernie Els of South Africa walks with Jeff Knox, playing as a non-competing marker, on the second hole during the third round of the 2011 Masters Tournament at Augusta National Golf Club on April 9, 2011 in Augusta, Georgia.