Joliet Juvenile Arrested In Connection With School Threat At Argo High School

Argo Community High School in southwest suburban Summit is postponing its graduation ceremony after threats were made against the school this week on social media. The first threat was posted Sunday on SnapChat. The school was placed on a soft lockdown Monday and one person was arrested that morning. A juvenile from Joliet was arrested yesterday after a second threat was made. The high school’s graduation ceremony will be rescheduled after it was postponed last night.