UPDATE (1:30pm): East High School students and staff are returning to the building after Rockford Police and RPS 205 administrators investigated the threat and determined it was not credible.
The school day will continue as scheduled.
Rockford School Officials have sent out the following advisory:
East High School students and staff are evacuating the school while administrators and Rockford Police investigate a written threat discovered today at the school. Students and staff remain safe. Please avoid the area during the investigation. We will provide updates as they become available. Thank you for your cooperation and understanding.
Eyewitness News will have more details as they become available.