Article Photos: OKC Thunder: How will the Thunder fare against Dirk Nowitzki? 40/66

Oklahoma City's Kendrick Perkins (5) grabs a rebound during game one of the first round in the NBA playoffs between the Oklahoma City Thunder and the Dallas Mavericks at Chesapeake Energy Arena in Oklahoma City, Saturday, April 28, 2012. Photo by Nate Billings, The Oklahoman