There are 23 players within four shots of co-leaders Matteo Manassero and Ryan Fox entering Sunday's final round at TPC Toronto

Matteo Manassero and Ryan Fox each shot 6-under 64 on Saturday to share the third-round lead in the RBC Canadian Open, the final event before the U.S. Open next week at Oakmont. Manassero rebounded from a three-putt bogey on the par-4 17th with a birdie on the par-5 18th -- hitting an 80-yard third shot to 2 feet -- to get to 14-under 196 on the North Course at TPC Toronto at Osprey Valley.