HANOVER, N.H. (Interstat) — Grayson Saunier threw for 152 yards and a touchdown and ran for another score as Dartmouth held off a late Princeton rally for a 20-17 win on Saturday at Memorial Field. The Big Green built a 20-3 lead through three quarters before the Tigers scored two fourth-quarter touchdowns. Kai Colón’s 5-yard rushing touchdown with 33 seconds left brought Princeton within three, but Dartmouth recovered the ensuing onside kick to seal the win. D.J. Crowther added 96 rushing yards and a touchdown for Dartmouth, which improved to 6-2. Princeton, led by Colón’s 266 passing yards, fell to 3-5.