By Grace Bain SEATTLE — Salvon Ahmed rushed for a career-high 153 yards and one touchdown to lead No. 17 Washington to a 28-14 victory over No. 21 Southern Cal at Husky Stadium on Saturday. Ahmed ran for 17 carries, including an 89-yard touchdown run. Jacob Eason threw for 180 yards with a 16-26 completion … More Game Story: USC v. Washington