Dufner shot a 4-under 66 in the third round for a 15-under 195 total. (Getty Images)
Jason Dufner matched playing partner Zach Johnson's birdie putt on the 17th hole Saturday, then overcame a wayward final tee shot to save par and keep the lead at the Colonial. Find out who's following the pair in our Leaderboard.
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Dufner shot a 4-under 66 in the third round for a 15-under 195 total. (Getty Images)
