ArcGISWindowsPhoneSDK.SimpleClusterer.LoadGraphics C# (CSharp) Метод

        private void LoadGraphics()
        {
            QueryTask queryTask =
                new QueryTask("http://sampleserver1.arcgisonline.com/ArcGIS/rest/services/Specialty/ESRI_StatesCitiesRivers_USA/MapServer/0");
            queryTask.ExecuteCompleted += queryTask_ExecuteCompleted;

            Query query = new ESRI.ArcGIS.Client.Tasks.Query()
            {
                OutSpatialReference = MyMap.SpatialReference,
                ReturnGeometry = true,
                Where = "1=1"
            };

            query.OutFields.Add("CITY_NAME");

            queryTask.ExecuteAsync(query);
        }