FILE - In this Tuesday, Feb. 13, 1996 file photo, Bertha Jean Coffman, left, and her boyfriend, Donald Lee Gilson, right, leave the Cleveland County courthouse in Norman, Okla., after their arraignment for murder and other charges resulting from the death her son, Shane Alan Coffman. Gilson is set to receive a lethal injection at 6 p.m. Thursday at the Oklahoma State Penitentiary in McAlester for the murder. (AP Photo/J. Pat Carter, File)