Purdue routs No. 2 Ohio State 49-20, shakes by CFP chase

Purdue wide receiver Isaac Zico (7) celebrates a touchdown catch with running back Markell Jones (8) and wide receiver Rondale Moore (4) during the first half of an NCAA college football game against Ohio State in West Lafayette, Ind., Saturday, Oct. 20, 2018. (AP Photo/Michael Conroy)

WEST LAFAYETTE, Ind. — D.J. Knox rushed for 128 yards and three touchdowns, David Blough threw for three more scores and Purdue shook up the College Football Playoff chase with a 49-20 blowout of No. 2 Ohio State on Saturday night.