The 52-year-old Country Club of York pro didn't think he had a chance at the start of the day but managed to pass second-round leader Tony Perla and won his third section championship.
The pro from LedgeRock Golf Club shot a 64 with an eagle and five birdies to take command in the chase for the $8,000 first prize.
John Cooper and Brendon Post took the 18-hole lead in the 54-hole tournament at Laurel Creek and Burlington in South Jersey.
Thirteen past champions are part of the 139-player field for the 54-hole event at Laurel Creek and Burlington Country Clubs in South Jersey.
The restoration of the Newtown Square golf course to the design of famed architect Donald Ross is about 85 percent complete.
Chris Crawford said he did not realize his caddie had been using an illegal feature on his laser measuring device.
Crawford discovered his caddie activated the slope feature on a distance-measuring device, a rules violation.
The former Drexel star and current Dragons assistant coach hasn't qualified for match play in four previous tries at U.S. Amateur
Kisner shot 67 in the second round en route to a tie with Hideki Matsuyama in the second round of the tournament in Charlotte.
The sophomore at Bucknell carries a 1-stroke advantage into Thursday's final round. Four former champions are in contention.
The head pro at Applebrook Golf Club in Malvern, McNabb, 51, is competing this week at the Quail Hollow Club in Charlotte, N.C., in the season's final major.
After some down years, the Chadds Ford golfer is once again having a decent season on the tour.
The Penn State player deals with a surprise downpour to tie for 36-hole lead; teammate and defending champion Miller one stroke back.
Cutrell overcame a double bogey on the first hole and shot a 67 for a 1-stroke lead.