Article Photos: OKC Thunder vs. Mavericks: Thunder must close out games 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