BLOOMINGTON, Ind. — By the time his left arm emphatically swung forward, Darian DeVries had already yelled a ringing, “Come on,” to the five Indiana men’s basketball players stationed on the south side of Branch McCracken Court.“Let’s go,” DeVries yelled. “Come on.”Leading by 9 points less than six minutes into the second half, DeVries stood with his hands on his hips, watching as the Hoosiers teetered on the brink of complete control over Northwestern. Then, Wildcats freshman guard Jake West drove to the rim and, without much contest, made a layup to quiet DeVries and the Hoosiers’ crowd.Two offensive possessions later, fans inside Simon Skjodt Assembly Hall rose to their feet with the Hoosiers again seeking their first double-digit lead since the early part of the second half.…