ISON

I know this is a bad word but if ISON is gone, why is NASA still tracking it?  Their cameras were off for a few days as well. I just do not trust our gov't.   I hear, "You can keep your insurance..." when I hear, "comet ISON is gone"

iswa.gsfc.nasa.gov/IswaSystemWebApp/iSWACygnetStreamer?timestamp=2038-01-23%2000:44:00&window=-1&cygnetId=261