No. 19 Purdue beats No. 6 SpartansJaJuan Johnson scored 17 points to lead No. 19 Purdue over No. 6 Michigan State 72-54 on Tuesday night and move the Boilermakers within one game of the Spartans in the Big Ten standings. E’Twaun Moore scored 13 points and Robbie Hummel added 11 for Purdue in his first start since missing three games with a hairline fracture in his lower back. The Boilermakers (20-6, 9-4), who have five games left, won their third straight.