title: How To use db.collection.find() with a geospatial index and multiple filters on mongodb
body: <p>Im struggling to fix this statement. Im getting an error of illegal character. Can someone please help.</p>
  <pre><code>db.cities.find({ “population” : { $gt: 500000}},  {location:   { $geoWithin:   { $centerSphere: [ [ -83.067834, 42.357035], 400 / 3963 ] } } }, {“elevation”: 0, “region”: 0, “subregion” : 0, “location” : 0, “population” : 0})
  </code></pre>