At 11:43 AM on April 18, 2019, a School Resource Officers (SRO) was informed by Mirror Lake Middle School Staff, located at 22901 Lake Hill Drive in Chugiak, about a written threat on one of the girls’ bathroom walls. The threat was directed at the school for Friday. Through the investigation the staff and SRO were able to identify the student suspect; she was questioned and arrested. Charges were forwarded to the Department of Juvenile Justice. No weapons were found.