Apr 20, 2015; Chicago, IL, USA; Chicago Bulls guard Jimmy Butler (21) reacts with center Joakim Noah (13) after dunking the ball against Milwaukee Bucks center Zaza Pachulia (not pictured) during the second half in game two of the first round of the 2015 NBA Playoffs at the United Center. The Chicago Bulls defeat the Milwaukee Bucks 92-81.; Mandatory Credit: Mike DiNovo