Justin Leonard isn't giving anyone a chance to catch him.
Leonard shot a 4-under 66 on Saturday in the St. Jude Classic in Memphis, Tenn., to extend his lead to eight strokes, the largest 54-hole advantage on the PGA Tour this year.
Leonard, who began the third round with a five-stroke lead, had four birdies in his bogey-free round to reach 17-under 193.
Heath Slocum (67) led the group playing for second at 9 under. Tom Pernice (68) was 8 under.
Karine Icher took the third-round lead in the LPGA Corning Classic in Corning, N.Y.
Icher, who began the round with a one-shot lead over Annika Sorenstam and Sherri Turner, shot a 4-under 68 to finish at 12-under 204.
South Korea's Hee-Won Han had a career-best 62 and finished a stroke behind Icher and one ahead of Sorenstam.
Rain disrupted the Senior PGA Championship for the fifth consecutive year since its relocation from Florida, resulting in a scramble atop the leaderboard and to finish the event today.
With Dana Quigley, Mike Reid and second-round leader Jerry Pate tied for the lead at 5 under about midway through the third round, play was halted in Lignoier, Pa., for the second and final time due to hard rain.
Thirty-three golfers will finish their rounds this morning.
Argentina's Angel Cabrera shot a 6-under 66 for a share of the third-round lead in the BMW Championship in England with Sweden's Peter Hedblom.
Hedblom, who began the round with a three-stroke lead, shot a 73 to match Cabrera at 10-under 206 on Wentworth's West Course.