Article Photos: Oklahoma City Thunder: Hardened hearts at OKC wins Game 1 13/52

Oklahoma City's Kevin Martin (23) dunks in front of Houston's Carlos Delfino (10) during Game 1 in the first round of the NBA playoffs between the Oklahoma City Thunder and the Houston Rockets at Chesapeake Energy Arena in Oklahoma City, Sunday, April 21, 2013. Photo by Nate Billings, The Oklahoman