Online Ad Spending Seeing 15 to 25% Growth: Sweeney

April 2 (Bloomberg) -- Paul Sweeney, U.S Director of Research at Bloomberg Industries, discusses growth in global ad spending and the cannibalization from one medium to another. He speaks on Bloomberg Television's "Bloomberg Surveillance.” (Source: Bloomberg)

Was the DNC Hack Preventable?
11:12 - 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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