Article Photos: Spurs lead by 27, barely hang on to beat OKC 5/18

San Antonio's Tim Duncan (21) grabs a rebound next to Oklahoma City's Serge Ibaka (9) during the NBA basketball game between the Oklahoma City Thunder and the San Antonio Spurs at Chesapeake Energy Arena in Oklahoma City, Friday, March 16, 2012. Photo by Nate Billings, The Oklahoman