Lawyers for condemned SC inmate say shots were meant to cause 'extreme suffering'
                                
                                
                                    (Newser) -
                                    An inmate scheduled to die by lethal injection in South Carolina on Friday challenged the state's execution methods in a lawsuit, arguing that lethal injection, the electric chair, and the firing squad are all cruel and unusual punishments. Lawyers for Steven Stanko claimed that in the April firing squad...