A computer infection is spreading to systems around the world, causing various problems for business, personal and government systems alike. The worm takes advantage of a flaw in all windows software.
Once the worm gets in, it takes control of the computer and will try to force them to flood a Microsoft web site on Saturday. Officials aren't sure just how many computers have been affected, but estimates put the number into the tens of thousands.
Experts warn the worm could become more dangerous if someone reprograms it to damage information.
Microsoft is offering a patch to block the infection. You can get that patch by ( clicking here ).