      }

    });

    //create cases object that can add community icon to the map through leaflet, the size of the icon is based on the number of cases in that area
    // <20 cases return small size icon, >20 & <100 ruturn large size, >100 return 2x size
    //for america and canada cases
    var cases = new L.MarkerClusterGroup({
      spiderfyOnMaxZoom: true,
      singleMarkerMode: true,
      polygonOptions: {
        fillColor: "red",
        color: 'red',
        weight: 0.5,
        opacity: 0.6,
 