[caption id="attachment_127231" align="alignright" width="614"]Accused Aurora movie theater shooter James Holmes has pleaded insanity.[/caption] Accused Colorado theater gunman James Holmes, who could face execution if convicted of killing 12 moviegoers last summer, pleaded not guilty by reason of insanity Tuesday, and a judge accepted his plea. Holmes, 25, is charged with multiple counts of first-degree murder and attempted murder. He is accused of killing 12 people and wounding dozens more in a gun rampage inside a suburban Denver cinema during a midnight screening of the Batman film "The Dark Knight Rises" last July. Reported by metronews 13 hours ago.