FILE - In this Tuesday, April 15, 2008 file photo, Terry Crenshaw, wardens assistant at the Oklahoma State Penitentiary, walks past the gurney in the execution chamber at left, in McAlester, Okla. At right are the rows of chairs in which witnesses to executions are seated. The director of the Oklahoma Department of Corrections said Monday, Sept. 8, 2014, the agency is renovating the state’s death chamber and purchasing new equipment for executions. (AP Photo, File)