<http://schema.org/description>
"U.S. officials told CNN the U.S. drone that crashed in Iran last week was on a surveillance mission to seek out suspected nuclear sites."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.upi.com/Top_News/US/2011/12/15/Crashed-drone-was-looking-for-nuke-sites/UPI-74531323974161/>