Aldrich Potgieter made an 18-foot putt for birdie on the fifth playoff hole, outlasting Max Greyserman to win the Rocket ...

Aldrich Potgieter won the Rocket Classic from Detroit, MI after beating Max Greyserman and Chris Kirk in a playoff. Potgieter ...

Chris Kirk (six wins) and Andrew Putnam (one) are the only players in the top nine on the leaderboard that have closed out a win on the PGA Tour, ... Aldrich Potgieter (-19): ...

Chris Kirk, Philip Knowles and Andrew Putnam share the lead after two rounds of the Rocket Classic, while the course record fell for the second day in a row Friday at Detroit Golf Club.

Max Greyserman (66), Jake Knapp (66), Mark Hubbard (67), Andrew Putnam (67) and Chris Kirk (69) were two shots back. Three more players were another stroke behind.

Aldrich Potgieter had five straight birdies to surge into the third-round lead and finished with a 7-under 65 on ... Mark Hubbard (67), Andrew Putnam (67) and Chris Kirk (69) were two shots ...

Aldrich Potgieter birdied five holes in a row to break away from the pack and grabbed a two-stroke lead ... (66), Max Greyserman (66), Mark Hubbard (67), Andrew Putnam (69) and Chris Kirk ...

Jake Knapp shot an 11-under 61 as Chris Kirk, ... Knapp broke the 18-hole record at Detroit Golf Club that was set Thursday in the first round when Potgieter and Roy both shot a 62.