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Masked Student Causes Lockdown at Lone Tree High School

Posted: Tuesday, September 24th, 2013 at 6:23 am
Author: KCII News - Nathan Swenson

Authorities are investigating an incident that led to a lockdown at Lone Tree High School yesterday morning. According to the Johnson County Sheriff’s Office, an 18-year-old student was brought to the University of Iowa Hospital for evaluation after trying to enter the high school with a knife while wearing a Halloween-style mask. The student was being detained by school staff by the time deputies arrived on scene at 9:35.