Article Photos: OKC Thunder: Grizzlies take commanding 3-1 lead against Thunder 5/25

Oklahoma City's Serge Ibaka (9) signs an autograph for Thunder fan Maggie Turner of Cabot, Ark., before Game 4 of the second-round NBA basketball playoff series between the Oklahoma City Thunder and the Memphis Grizzlies at FedExForum in Memphis, Tenn., Monday, May 13, 2013. Photo by Nate Billings, The Oklahoman