Third Round BMW Championship

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Tiger Woods surged into the lead after a nine-under 62.
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set the course record at Cog Hill.
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made five straight birdies on the back nine to shoot a 66.
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birdied the final four holes to move into a tie for second place.
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, a member at Cog Hill, shot an even-par 71.
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made six birdies and four bogeys for a 69.
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