<http://schema.org/description>
"The U.S. Department of Homeland Security has alerted small airports and flight instructors to be on alert, warning that terrorists may try to use small aircraft loaded with chemical or biological weapons in an attack on the United States."^^<http://www.w3.org/2001/XMLSchema#string>
<http://bioprepwatch.com/stories/510508215-small-airports-on-alert-for-bioterror-threat>