EVANSTON, Ill. (AP) — Peyton Ramsey threw two touchdown passes and No. 19 Northwestern shut down Graham Mertz and No. 10 Wisconsin for a 17-7 victory that put the undefeated Wildcats in control of the Big Ten West. Northwestern forced five turnovers — four in the first half — and sacked Mertz three times in its first win over a top-10 team since a 28-25 victory over No. 9 Nebraska on Nov. 5, 2011. Ramsey, a graduate transfer from Indiana, was 23 for 44 for 203 yards, and Ramaud Chiaokhiao-Bowman had four receptions for 95 yards.