
<p>Louis Oosthuizen eyes his ball as it rests on a grass clump in the 17th fairway during the third round of the British Open on the Old Course at St. Andrews, Scotland, on Saturday. The South African holds a four-shot lead over England's Paul Casey heading into today's final round.</p>
July 18, 2010
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July 18, 2010 9 p.m.
Another surprise win at Open?
Oosthuizen holds 4-shot lead over Casey after three rounds
ST. ANDREWS, Scotland - Louis Oosthuizen still remembers getting together with other kids from the Ernie Els Foundation to watch highlights of their hero winning the British Open at Muirfield in 2002.