`Something' Needed to Be Done at Groupon, Sena Says

Feb. 28 (Bloomberg) -- Ken Sena, an analyst at Evercore Partners Inc., and Bloomberg's Cory Johnson talk about Groupon Inc. board's decision to oust Chief Executive Officer Andrew Mason. They speak with Emily Chang on Bloomberg Television's "Bloomberg West." (Source: Bloomberg)

Was the DNC Hack Preventable?
19:11 - Eric O'Neill, Carbon Black's national security strategist, discusses how to respond to government hacks with Bloomberg's Emily Chang on "Bloomberg West." (Source: Bloomberg)
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