Well this is interesting.

http://www.democraticunderground.com/discuss/duboard.php?az=show_mesg&forum=389&topic_id=9639284&mesg_id=9639284

Mystery Surrounds Cyber Missile That Crippled Iran's Nuclear Weapons Ambitions

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But in the 21st century, Bond doesn't get the call. Instead, the job is handled by a suave and very sophisticated secret computer worm, a jumble of code called Stuxnet, which in the last year has not only crippled Iran's nuclear program but has caused a major rethinking of computer security around the globe.

Intelligence agencies, computer security companies and the nuclear industry have been trying to analyze the worm since it was discovered in June by a Belarus-based company that was doing business in Iran. And what they've all found, says Sean McGurk, the Homeland Security Department's acting director of national cyber security and communications integration, is a “game changer.”

<snip>
Link: http://www.foxnews.com/scitech/2010/11/26/secret-agent-crippled-irans-nuclear-ambitions/?test=latestnews

not crippled. Then I saw the source: foxnews.com and I figure I'm probably right.