Horschel 's birdie at No. 18 gave the duo a share of the lead at 26 - under - par 190 .
The day 's low round was turned in by the team of Charley Hoffman and Billy Horschel , who posted an 11 - under - par 61 .
Billy Horschel 's birdie at No. 18 gave the duo a share of the lead at 26 - under - par 190 .
The day 's low round was turned in by the team of Charley Hoffman and Billy Horschel , who posted an 11 - under - par 61 .