Johnny Davis scored 15 of his 19 points in the second half, and No. 13 Wisconsin took over sole possession of first place in the Big Ten Conference with a 66-61 victory over Rutgers. Brad Davison added 14 points, Chucky Hepburn had 13 and Tyler Wahl had 11 as the Badgers (23-5, 14-4) opened a game lead in the conference over No. 4 Purdue, which lost to Michigan State earlier in the day.