New White House Chief of Staff, AT&T Loss Narrows

Jan. 25 (Bloomberg) -- Gigi Stone reports on today's top headlines. She speaks on Bloomberg Television's "Bottom Line." (Source: Bloomberg)

Was the DNC Hack Preventable?
16:10 - 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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