Soccer purists can breathe a sigh of relief. There is no Naked World Cup. IT professionals, on the other hand, may want to be a little more vigilant, as <A HREF="http://www.cio.com/blog_view.html?CID=22233">a new email worm is on the loose</A> that preys on the intense worldwide interest in the international sporting event. Called Sixem-A, the worm began circulating earlier this week, and has just recently been blocked by antivirus vendors. So far, the worm has been detected at only a handful of companies, but it is the first World Cup 2006 malware to target an English-speaking audience, said Graham Cluley, a senior technology consultant with Sophos.