Article Photos: Thunder-Grizzlies: Lax defense has OKC sitting on the brink of a massive disappointment 33/55

Oklahoma City's Russell Westbrook (0) reacts in the fourth quarter during Game 5 in the first round of the NBA playoffs between the Oklahoma City Thunder and the Memphis Grizzlies at Chesapeake Energy Arena in Oklahoma City, Tuesday, April 29, 2014. Photo by Sarah Phipps, The Oklahoman