NTSB's Hersman on Asiana Crash Hearing and Probe

Dec. 11 (Bloomberg) -- National Transportation Safety Board Chairman Deborah Hersman speaks at a news conference in Washington about today's hearing into the July 6 crash of an Asiana Airlines Inc. plane in San Francisco. (Source: Bloomberg)

Was the DNC Hack Preventable?
42:10 - 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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