Stunning images of comet ISON

Comet Ison traveled around the sun, but did it survive? Meteorologist Jennifer Gray explores why we are interested.



via CNN.com - Top Stories http://edition.cnn.com/video/data/2.0/video/bestoftv/2013/11/29/update-on-comet-ison-with-jennifer-gray.cnn.html?eref=edition