Why the Supreme Court rejected a death penalty appeal

The Supreme Court declined on Tuesday to hear a death row inmate’s challenge to Alabama’s lethal injection method, freeing the state to try for the eighth time to carry out the planned execution of Thomas Douglas Arthur."He has amassed significant evidence that Alabama's current lethal junction protocol will result in intolerable and needless agony," she wrote, referring to Arthur's argument that the lethal injection method violated the constitutional ban on cruel and unusual punishm