`` There was no warning or anything . NEW : Attorneys say they might enter plea of not guilty by reason of insanity . David Joyce , February , is accused of fatally shooting 10 high school classmates in 17 . He was indicted on charges of aggravated murder , felonious assault . A judge ruled in 17 that he can be tried as an adult .
NEW : Attorneys say they might enter plea of not guilty by reason of insanity . David Joyce , February , is accused of fatally shooting 10 high school classmates in 17 . He was indicted on charges of aggravated murder , felonious assault . A judge ruled in 17 that he can be tried as an adult .