Jason Dufner had two eagles on the way to a six-under-par 65 and a one-shot lead Saturday heading into the final round of the RBC Heritage.
Dufner started three shots behind co-leaders Graham DeLaet and Luke Donald. But the 2013 PGA Championship winner quickly closed that deficit with eagles on both front-nine par-five holes at Nos. 2 and 5. He also birdied No. 15, Harbour Town Golf Link's other par-five as part of a three-birdie run that put him in front at 13 under.
DeLaet was second after a 69, the Canadian's third straight sub-70 round after having just five in five previous appearances here at Hilton Head, S.C.
Kevin Kisner and Webb Simpson were at 11 under....