What Sparked Ackman's Crusade Against Herbalife?

Jan. 7 (Bloomberg) -- Bill Ackman’s quest to expose Herbalife started with a tip from a friend. The call came from a reporter turned stock researcher, who had penned a book about the hedge fund manager’s last big short and was now telling him that Herbalife smelled like a pyramid scheme. Bloomberg's Duane Stanford reports on Bloomberg Television's "Market Makers." (Source: Bloomberg)
Chinese ADRs Slump the Most Since 2011
03:04 - Chinese stocks traded in the U.S. have plunged the most in four years, a further sign that the government's efforts to stem the recent rout has yet to succeed. Bloomberg's Enda Curran reports on "First Up." (Source: Bloomberg)
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