School officials and juvenile officers in Knob Noster say they’ve turned up a possible murder plot. Two boys, each 12, have been taken intojuvenile custody. The police chief says one of the boys had a knife when hewas picked up before classes. Knob Knoster school superintendent Larry Ficken says the school started investigating after a student who had heard rumors about the situation notified the school. Ficken says the district immediately reported the rumors to police for investigation.