Bohn, Sean O'Hair, Sung Joon Park and Bryce Molder were at 11-under 199 on the Old White TPC course in West Virginia. O'Hair and Park both shot 66. Molder had a 67.
A crowded leaderboard has 27 players within four shots of the lead. Tiger Woods wasn't among them. Woods struggled on the back nine, shot 71 and was seven strokes back.
Justin Thomas, David Hearn, Danny Lee and Chad Collins were at 10 under. Thomas shot 66. Hearn, Lee and Collins each shot 68.
It's setting up to be another close finish at the tournament, which debuted in 2010. Two were decided in playoffs, and the largest margin was two shots twice.
