|WGC Bridgestone Invitational third round leaderboard|
|-5 J Day (Aus), S Piercy (US); -4 D Lingmerth (Swe); -3 B Stuard (US); -2 Z Johnson (US), C Schwartzel (SA), W McGirt (US)|
|Selected others:E J Spieth (US); +4 P Casey (Eng); +6 P Mickelson (US); +8 J Rose (Eng)|
World number one Jason Day posted a one-under-par 69 to share the lead with Scott Piercy after the third round of the WGC Bridgestone Invitational.
Australia Day led by a shot overnight but American Piercy struck a brilliant 67 to move to five under in Ohio.
Sweden's David Lingmerth, who hit a bogey on the 16th, is one shot behind after carding a 69.
World number two Jordan Spieth (71) is one over for the tournament and England's Paul Casey (72) four over.