Nasdaq CEO Bob Greifeld: Slow and Steady

Bob Greifeld works in an industry where fractions of a second matter. Still, that hasn't stopped the longtime CEO of Nasdaq from taking a workman-like approach to his job. Dan DeFrancesco talks to Greifeld about his journey to Nasdaq, and what he's learned along the way. Bob Greifeld fits the traditional profile of a capital markets CEO. He's well spoken, intelligent and quick-witted.