The U.S. Women's Open is finally at Pebble Beach, the most recognizable of all U.S. Open courses.
Jeongeun Lee6 has the 36-hole lead after a 63 at the LPGA Tour event in Cincinnati.
Janet Lin opened with three straight birdies and kept right on going until the 26-year-old from China had a 64.
Chinese rookie Ruoning Yin is part of a three-way tie for the lead in the Dana Open.
Pennsylvania golf courses already have hosted 88 USGA championships and more are on the way.
Jordan Spieth returns to competition after four weeks off following the Masters.