Execution was ` ` a failed , agonizing experiment , '' attorney says . Ohio ran out of pentobarbital , which is a narcotic and sedative barbiturate , in September , according to JoEllen Smith , spokeswoman for the Ohio Department of Rehabilitation and Correction . A medical expert questions why the execution took 45 minutes . Convicted killer Dennis McGuire reportedly said ` ` I ' m going to die '' Facing death , states are scrambling to implement new execution protocols .
Execution was ` ` a failed , agonizing experiment , '' attorney says . A medical expert questions why the execution took 45 minutes . Convicted killer Dennis McGuire reportedly said ` ` I ' m going to die '' Facing death , states are scrambling to implement new execution protocols .