Worm strikes down Windows 2000 systems

WASHINGTON (CNN) -- A fast-moving computer worm Tuesday attacked computer systems using Microsoft operating systems, shutting down computers in the United States, Germany and Asia. Among those hit were offices on Capitol Hill, which is in the midst of August recess, and media organizations, including CNN, ABC and The New York Times. The Caterpillar Co. in Peoria, Illinois, reportedly also had problems.

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