A Scarborough high school was locked down for about 90 minutes Monday after a gun was found in a locker.
Police said they were called to Albert Campbell Collegiate Institute at 1550 Sandhurst Circle shortly before 10 a.m. after the weapon was located during a locker check.
Anyone with information is asked to call 42 Division at 416-808-4200 or Crime Stoppers at 416-222-TIPS (8477).