Chris Kirk and Briny Baird both birdied the 18th hole to end Saturday tied for the lead at the McGladrey Classic.
The pair are 10-under-par going into the final day after carding rounds of two-under and three-under respectively in windy Georgia.
Kirk recovered from bogies at the sixth and the 12th by recording three straight birdies from the 13th onwards.
All 12 players are separated by just four shots. John Senden, Brian Gay and Kevin Stadler are tied for third on nine-under.
Scott Brown and Brendon Todd are eight-under, one shot ahead of Jason Kokrak, while Matt Kuchar and Daniel Summerhays are both six-under.