Ben Crenshaw's caddie Carl Jackson tips his cap before a practice round for the Masters golf tournament Monday, April 4, 2011, in Augusta, Ga. Jackson who will caddie in his 50th Masters, has carried ... more 
Ben Crenshaw's caddie Carl Jackson tips his cap before a practice round for the Masters golf tournament Monday, April 4, 2011, in Augusta, Ga. Jackson who will caddie in his 50th Masters, has carried Ben Crenshaw's bag since 1976. less 
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Associated Press | Photo By Dave Martin
Tue, Apr 5, 2011 11:15 AM EDT