How Expensive Are This Year's Senate Races?

Nov. 6 (Bloomberg) -- Bloomberg's Megan Hughes looks at the cost of the Senate races in this year's presidential election. (Source: Bloomberg)

Was the DNC Hack Preventable?
53:57 - 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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