Costolo: Twitter a Mechanism to Organize Protests

Sept. 19 (Bloomberg) -- Twitter CEO Dick Costolo on Twitter's redesign, mobile strategy and its role in global political events. TONIGHT on Charlie Rose @ 7p & 10p ET. (Source: Bloomberg)
Global Market Movers: Associated British Foods, Valero
44:57 - Bloomberg's Ryan Chilcote and Julie Hyman update global markets new stories. They speak on “Bloomberg Markets.” (Source: Bloomberg)
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