NASHVILLE, Tenn. (AP) — An inmate executed by Tennessee without deactivating his implanted defibrillator said he was hurting badly shortly after the lethal injection began, according to several witnesses. Byron Black was put to death despite uncertainty about whether the device would shock his heart when the lethal chemicals took effect. His attorney said they will review data kept by the device as part of an autopsy. Black died at 10:43 a. m. , prison officials said. It was about 10 minutes...