District Judge Carlos Garcia Jr. ruled that Holmes must undergo a new trial . Defense attorneys claim Holmes is not guilty by reason of insanity . A psychiatrist who treated him had warned campus police at the University of Colorado Holmes is charged with opening fire in the theater , killing two people .
District Judge Carlos Garcia Jr. ruled that Holmes must undergo a new trial . Defense attorneys claim Holmes is not guilty by reason of insanity . Holmes is charged with opening fire in the theater , killing two people .