Article Photos: Thunder vs. Mavericks: Looking back at the team's regular-season meetings 50/66

Dallas' Dirk Nowitzki (41) grabs a rebound next to Oklahoma City's Kendrick Perkins (5) late in the fourth quarter 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. Oklahoma City won, 99-98. Photo by Nate Billings, The Oklahoman