OK folks, normally I don't send out virus warnings; but this is an exception. I first saw this on a local TV station. I went to the FBI's web site to check our PC's, and they are clean; but I will check them from time to time until the trigger date of July 9, 2012 passes.
From Denver's Channel 4.
FBI Warning Of Latent Computer Virus
From Discovery Channel.
The Virus That Really Will Kill Your PC July 9
Shortcut to the FBI's DNS checker. Please note the https (secure) and .GOV domain; this is a legitimate USA Gummint web site.
Main FBI web site.
Be sure to practice safe I/O.