Brazil's Batista Loses Billionaire Status

July 26 (Bloomberg) -- Bloomberg's Alex Cuadros talks about the personal wealth of OGX Petroleo & Gas Participacoes SA Chairman Eike Batista. Batista was was ranked as the world’s eighth-richest person last year, and is no longer a billionaire after Mubadala Development Co. opted to convert an investment in his Brazilian companies into debt. Cuadros speaks with Tom Keene and Sara Eisen on Bloomberg Television's "Surveillance." (Source: Bloomberg)

Was the DNC Hack Preventable?
20:45 - 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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