Jan 31, 2013; St. Louis, MO, USA; Butler Bulldogs guard Rotnei Clarke (15) collides with Saint Louis Billikens guard Kwamain Mitchell (3) during the first half at the Chaifetz Center. (Scott Rovak-USA... more 

Jan 31, 2013; St. Louis, MO, USA; Butler Bulldogs guard Rotnei Clarke (15) collides with Saint Louis Billikens guard Kwamain Mitchell (3) during the first half at the Chaifetz Center. (Scott Rovak-USA TODAY Sports) less