<http://schema.org/description>
"U.K. government security chiefs recently warned that an attack with chemical or biological weapons on the British public transport system remains a major threat to the London Olympics in 2012."^^<http://www.w3.org/2001/XMLSchema#string>
<http://bioprepwatch.com/stories/510507961-u-k-warns-of-bioattack-threat-for-2010-olympics>