A mischief investigation has concluded in North Perth. Listowel OPP was called to Listowel high school around 10:30 p.m last Saturday night following reports of graffiti on the School walls. The damage has been estimated to be around $4500.00, and included a variety of offensive markings. Extensive canvassing in the neighborhood and the assistance of the public have led to the arrest of a young person. The sixteen-year-old resides in North Perth and was arrested and charged with Mischief Under $5000, is scheduled to appear in court at a later date.