Shane Lowry is among five golfers sitting one stroke behind. He fired a 63, which was tied for the best round of the day.
Webb Simpson is the most notable player in the hunt, sitting at 8-under for the tournament after back-to-back rounds of 66. The World No. 6 collected his first career PGA Tour victory at Sedgefield Country Club in 2011.
Here's a look at the top of the crowded leaderboard:
|T1||Si Woo Kim||-10|
|T5||Harold Varner III||-9|
With inclement weather on the horizon for Saturday, Round 3 tee times will be moved up, with threesomes going off split tees from 7 a.m. to 9 a.m. ET, the PGA Tour announced.