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Power Rundown: Herbalife, Target & Costco

1:51 PM ET Thu, 3 May 2012

Cindy Perman, "The Pony Blog" author; and CNBC's Bob Pisani and Sue Herera discuss today's major headlines, including Herbalife under scrutiny this week after David Einhorn questioned the company's practices and McDonald's Olympic-sized restaurant for the London Olympics.