<http://schema.org/description>
"Former U.S. Secretary of Defense Donald Rumsfeld is to make his first visit to &amp;quot;Late Show with David Letterman&amp;quot; in New York, CBS announced."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.upi.com/Entertainment_News/TV/2011/02/15/Rumsfeld-plans-Letterman-visit/UPI-27281297757700/>