Sei Young Kim of South Korea eagled the 15th hole for a five-under-par 68 Friday to take a one-shot lead after the second round of the KPMG Women's
Kim overtook Hall of Famer Karrie Webb, who birdied the 18th for a 71. Two-time defending champion Inbee Park (68) joined Webb a stroke back.
The 22-year-old Kim, a two-time winner this season on the
Suzann Pettersen rallied with seven birdies for the best round of the day at 66 and tied Canadian teenager Brooke Henderson (73) at six under.
First-round leader Jenny Shin (75) and third-ranked Stacy Lewis (71) were three shots behind Kim.
The tournament, run by the PGA of America for the first time, is the second of the LPGA Tour's five major championships.
Brooks Koepka, who added the St. Jude Classic to his schedule to tune up for the
Fellow American Austin Cook (64) was at 132. Steve Alker of New Zealand briefly had the lead at 10 under with two holes to play only to finish bogey-double bogey for a 68 and trail by two.
Bernhard Langer shot his second consecutive six-under 65 to extend his lead to four shots halfway through the Senior
Langer sank a 40-foot birdie putt on No. 16 in a round in which he hit 17 greens in regulation at Belmont Country Club. He's seeking to become the first repeat winner of the major event since Arnold Palmer in 1984-85.