Alison Lee now leads the girls division by four shots while Matt Gilchrest and Theo Humphrey remain tied for the boys lead at the AJGA Rolex Tournament of Champions at Lancaster (Pa.) Country Club.
Lee, the top-ranked player in the Golfweek/Sagarin Junior Girls Rankings, shot a 3-under 67 Thursday to move to 4 under. She is the only player under par and leads Amy Lee and Lilia Vu, who are tied for second at even par.
Gilchrest and Humphrey, who shared the second-round lead, each carded 2-under 68s to maintain the lead heading into the final round on Friday. Doug Ghim is one shot back at 5 under.