McALESTER — Proclaiming his innocence and saying he would see his victim in heaven, a man convicted of battering his girlfriend's 8-year-old son and stuffing the dead body in an abandoned freezer was executed Thursday at the Oklahoma State Penitentiary.

Donald Lee Gilson, 48, lifted his head and smiled at his family before the lethal combination of drugs began to flow through his veins at 6:14 p.m. He was pronou...