<http://schema.org/description>
"In parts of cities like Washington, D.C., gunshot-detection systems are improving police response time to shots fired. Sometimes, the perpetrator hasn\u2019t even had time to flee the scene when the cops arrive."^^<http://www.w3.org/2001/XMLSchema#string>
<http://science.howstuffworks.com/shotspotter.htm/printable>