NEW : `` He was not only a good man , he was a great man . '' Suspect Johnny Wicks had a lengthy rap sheet . He was shot and killed after opening fire in city hall . Security guard identified as former Vegas police officer . FBI : Wicks pulled gun from underneath his jacket and started shooting .
NEW : Suspect Johnny Wicks had a lengthy rap sheet . He was shot and killed after opening fire in city hall . Security guard identified as former Vegas police officer . FBI : Wicks pulled gun from underneath his jacket and started shooting .