- Schauffele finished birdie, birdie, eagle to close on world No 1
- Gap was as much as eight shots before back-nine 29
Olympic champion Xander Schauffele produced a grandstand finish to breathe some much-needed life into the Tour Championship in Atlanta.
World No 1 Scottie Scheffler, who started the week on 10 under par as the player with the most FedEx Cup points ahead of the season finale, was five shots clear after the opening round at East Lake.