Not only CNN has been hit by a virus, US customs as well. I hope that this will not be happening when I am there the next time :-)

MIAMI - Travelers arriving in the United States from abroad were stuck in long lines at airports nationwide when a virus shut down an U.S. Customs and Border Protection computer system for several hours, officials said.

You find the whole article on MSNBC: http://www.msnbc.msn.com/id/9002733/

Roger