Article Photos: Dirk Nowitzki replaces Ron Artest as public enemy No. 1 in Thunderland 45/51

Oklahoma City's Serge Ibaka (9) grabs a rebound between Dallas' Brendan Haywood (33), Dirk Nowitzki (41) and Delonte West (13) during Game 2 of the first round in the NBA basketball  playoffs between the Oklahoma City Thunder and the Dallas Mavericks at Chesapeake Energy Arena in Oklahoma City, Monday, April 30, 2012. Photo by Nate Billings, The Oklahoman