FILE- In this Friday, Sept. 8, 2006, file photo, a worker cleans the logo on the Herbalife sign as finishing touches are put on the company's building in Torrance, Calif. Herbalife came

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FILE- In this Friday, Sept. 8, 2006, file photo, a worker cleans the logo on the Herbalife sign as finishing touches are put on the company's building in Torrance, Calif. Herbalife came out swinging Thursday, Jan. 10, 2013 against claims made by hedge fund manager William Ackman that the business amounts to a pyramid scheme. (AP Photo/Herbalife, Susan Goldman) less 

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Associated Press
Thu, Jan 10, 2013 8:25 PM EST