Twitter's Costolo: User Growth Drives Everything

Sept. 12 (Bloomberg) -- Twitter CEO Dick Costolo discusses his relationship with co-founder Jack Dorsey and the importance of user growth to the company. He spoke in a March 25 interview with Emily Chang on Bloomberg Television's "Bloomberg West." (Source: Bloomberg)
Twitter Stock Slide Puts Heat on Board in CEO Search
39:47 - Twitter's board is facing increasing pressure in its search for a new chief executive officer as the stock price suffers a 22 percent slide and numerous executives have left the firm in the three months since Dick Costollo stepped down. Bloomberg's Tom Giles reports on "Market Makers." (Source: Bloomberg)
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