private void OnLocationSelected (Location ci)
 {
     _selected = ci;
     var span = new MKCoordinateSpan(Utils.MilesToLatitudeDegrees(1.2), Utils.MilesToLongitudeDegrees(1.2, ci.Location.Latitude));
     mapView.Region = new MKCoordinateRegion(ci.Location.ToCLLocation().Coordinate, span);
 }
        private static string GetSubtitle(Location l) {
			return String.Format ("{2:0.00}km, {0}, {1}", l.City, l.Region, l.Distance / 1000.0);
        }