An incident of criminal mischief occurred sometime between 11 p.m. Tuesday and 7:30 a.m. Wednesday at Quality Dispersions in Fox Township. Someone arrived with a tractor-trailer and backed into the building before fleeing the scene. Damage is estimated at $1,500. Anyone with information is asked to contact the Ridgway-based state police at 814-776-6136 or Elk County Crime Stoppers at 1-800-775-2030.