A broken Ameren Illinois high wire caused several issues in the Clinton area Friday morning. According to Ameren spokeswoman, Kelly Hendrickson, Friday morning's power outage in the Clinton area was caused by a broken high wire. The wire fell into a cross arm causing a short, and leaving around 450 Ameren Illinois customers in the dark. The Clinton School District was effected by the outage. The high school, junior high, and elementary school were all without power, which led to school being cancelled district wide for the day. Power was returned to the area just before 9 o'clock Friday morning.