Cuadrilla files injunction to stop trespassing at shale gas site

British shale gas exploration company Cuadrilla has filed papers to a court seeking an injunction forbidding trespassing at its Preston New Road site in Lancashire, it said on Monday.An injunction hearing will be held on May 31 at Manchester's High Court District Registry.The injunction would replace and extend an existing injunction at the site and surrounding farmland.