PALOS HEIGHTS, Ill -- The lockdown at Alan B. Shepard High School in Palos Heights has been lifted.
Earlier today, school officials received information of a possible weapon on campus or in one of the school buses.
According to a statement on the Community High School District 218's website, The Cook County Sheriff's department did not find a weapon during its investigation.
The statement goes on to say,
The school will continue to be cautious, releasing students room by room to the gymnasium where they will then be released to go home.
Normal bus routes will run, however, it is possible that student departure times from school may be delayed.
Also, in an effort to be safe and proactive, all after school events – practices, activities, and athletic contests – are cancelled for today.
Cook County police will do a thorough search of the building with the help of the Cook County Canine Unit to ensure the building is safe for school tomorrow.