Charley Hoffman and Daniel Berger had a one-stroke lead after Friday's second round of the Franklin Templeton Shootout.
Hoffman-Berger had birdies on the last three holes to finish went 8 under for the day and 20-under 154 for the tournament. They led Brandt Snedeker and Jason Dufner and opening-day leaders Matt Kuchar and Harris English by a stroke.
Five teams are within five shots of the leaders after the modified alternate-shot format. Hoffman-Berger birdied Nos. 2-4, 12-13 and 16-18 to go ahead.
The final round will be Saturday, with a best-ball format.