Wallace's big rushing day leads Penn State over Purdue 31-17, 1st Big Ten win under Matt Campbell

(AP) — Cam Wallace ran for 135 yards with a touchdown, and Penn State beat Purdue 31-17 on Saturday for its first Big Ten win of the Matt Campbell era.Rocco Becht and Carson Hansen ran for scores, and Becht threw a touchdown to Andrew Rappleyea for the Nittany Lions (4-4, 1-4 Big Ten), who snapped a four-game losing streak with…