<http://schema.org/description>
"Singers Katy Perry and Elton John took to the stage and used their star power to support Democratic presidential candidate Hillary Clinton during her New York fundraiser. Rough Cut (no reporter narration)."^^<http://www.w3.org/2001/XMLSchema#string>
<http://uk.reuters.com/video/2016/03/04/katy-perry-elton-john-perform-at-clinton?videoId=367610952>