Mack: Citi CEO Corbat Has a Tough Job Ahead of Him

Oct. 17 (Bloomberg) -- John Mack, former Morgan Stanley CEO, discusses the change at the top at Citigroup as Michael Corbat replaces Vikram Pandit. He speaks on Bloomberg Television's "Market Makers."

Shakeup: Samsung Replaces Mobile-Unit Chief
55:01 - Samsung replaced the executive overseeing its mobile-phone business as the company tries to protect a dwindling sales lead against Apple and Chinese makers. Bloomberg's Jungah Lee reports on "Trending Business." (Source: Bloomberg)
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