Salas was just four strokes off the pace when Friday's play was suspended due to darkness.
She opened the LPGA major with a 2-under 69 on Thursday at the toughest annual test in women's golf. She shot a 73 on Friday at Broadmoor in Colorado Springs, CO.
You can watch Salas (rocking her USC polo) compete for the U.S. Open crown Saturday and Sunday on NBC.
