Hudson Swafford shot a six-under-par 66 for a share of the
Swafford had an 11-under 133 total at TPC Louisiana. Weekley, the first-round leader after a 64, also was 11 under with three holes left.
Second-round play was scheduled to resume Saturday at 8 a.m. CDT.
The field remained tightly packed with birdies seemingly harder to come by Friday. Many players cited a combination of wind, soggy turf from recent rain and thick, swampy air as reasons for the course to play even longer than usual.
Six players were tied for eighth, two shots off the lead. They were Chad Campbell, Morgan Hoffman, Steven Bowditch, Justin Thomas, Chris Stroud and David Hearn.
Seven more players were at eight under, including
Brooke Henderson has no photo on the
She shot a tournament-record seven-under 65 to take the lead halfway through the second round of the Swinging Skirts
That round put her atnine under at Lake Merced Golf Club in Daly City, Calif,, where world No. 1 and defending champion Lydia Ko shot an even-par 72 to remain five under after taking the first-round lead Thursday. There were still afternoon rounds to play Friday, including by local favorite Juli Inkster after her opening 68.
Na Yeon Choi was two strokes backat after a 68. The 27-year-old South Korean eagled the par-5, 475-yard 14th and had three birdies on her front nine.
Yueer Cindy Feng of China stood in third place at six under.
Former Ohio State teammates John Cook and Joey Sindelar shot a 10-under 60 in better-ball play to take the first-round lead in the Champions Tour's Bass Pro Shops Legends of Golf in Ridgedale, Mo.
Cook and Sindelar birdied the final four holes on Buffalo Ridge's regulation Springs course in the round that was delayed an hour at the start because of rain.
The teams of Jay Don Blake-David Frost and Mark Brooks-John Huston were tied for second. They also opened at Buffalo Ridge. Ian Woosnam and Sandy Lyle had the best score at the par-three Top of the Rock course, a seven-under 47 for nine holes of modified alternate shot and nine holes of better ball.
Larry Nelson and Larry Fleisher led the Legends Division for players 65 and older, shooting a 47 on the par-three course. John Bland and Graham Marsh were second after a 66 at Buffalo Ridge. Jack Nicklaus and Gary Player were tied for third at three under after a 51 on the Nicklaus-designed par-three layout.
France's Julien Quesne shot a five-under 67 in the Volvo China Open in Shanghai to take a one-stroke lead over defending champion Alexander Levy and Peter Uihlein.