{
const spot = vl.selectSingle().on('click')
const map = vl.markGeoshape({fill: '#ddd', stroke: '#fff', strokeWidth: 1})
.data(vl.topojson('data/us-10m.json').feature('states'))
.encode(
vl.tooltip('datum.latitude')
)
.project(vl.projection('albersUsa'))
return map.render({renderer: "svg"})
}