Thunder makes Daequan Cook a restricted free agent - Article Photos 55/85

Oklahoma City's Nick Collison (4) grabs the ball in front of Greivis Vasquez (21) of Memphis during game five of the Western Conference semifinals between the Memphis Grizzlies and the Oklahoma City Thunder in the NBA basketball playoffs at Oklahoma City Arena in Oklahoma City, Wednesday, May 11, 2011. Photo by Bryan Terry, The Oklahoman