Expert Take: M.C. Hammer Hits DNC, Previews Obama

Sept. 6 (Bloomberg) -- Bloomberg's Hans Nichols catches up with musician M.C. Hammer at the Democratic National Convention and gets his thoughts of the speeches so far this week. (Source: Bloomberg)

BP Profit Tumbles on Prices, Weak Refining Margins
32:41 - BP Plc saw second-quarter earnings fall by 45 percent due to a combination of continued lower oil and gas prices and weak refining margins. Bloomberg's Javier Blas reports on "Bloomberg Surveillance." (Source: Bloomberg)
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