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GULLANE, SCOTLAND - JULY 17: Luke Donald of England looks on with caddie John McLaren ahead of the 142nd Open Championship at Muirfield on July 17, 2013 in Gullane, Scotland. (Photo by Matthew Lewis/Getty Images)

Luke Donald of England looks on with caddie John McLaren ahead of the 142nd Open Championship at Muirfield on July 17, 2013 in Gullane, Scotland.