With five birdies and a bogey over the 10 holes she played, Thompson closed out a 5-under-par 67 to take sole possession of the lead through two rounds.
Thompson, who broke through to win her first major here three years ago, tops a star-studded leaderboard.
At 8 under 136, Thompson is one shot ahead of Michelle Wie (69), Suzann Pettersen (69), So Yeon Ryu (69) and Sung Hyun Park (69). She’s two ahead of Inbee Park (69), Cristie Kerr (71), Ha Na Jang (68), Minjee Lee (68) and rookie Nelly Korda (69).
Lucy Li, the 14-year-old from Redwood Shores, Calif., followed a 71 with a 74 and made the cut. She was the only amateur among six in the field to make it. Eun Jeon Seong, one shot off the first-round lead, missed the cut after posting a 79.
After the conclusion of the suspended second round, the cut was made at 2 over, with 72 players advancing.
The third round was expected to begin about 2:30 p.m. ET. Golf Channel coverage begins at 5 p.m. ET.