<A HREF="http://www.eweek.com/article2/0,1759,2018954,00.asp?kc=EWEWKEMLP092306BOE4">Shares of Hewlett-Packard fell</A> as much as 5 percent on Sept. 21 after a newspaper report indicated that Chief Executive Mark Hurd may be linked to a controversial internal investigation of boardroom media leaks. The Washington Post, in its Thursday edition, wrote that Hurd had approved a "sting" operation on a reporter as part of the investigation, citing an email by a company lawyer.