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)
Are Rio Waters Too Filthy for Olympians?
22:31 - Bloomberg’s Mark Crumpton and Betty Liu examine the water quality in Rio de Janeiro, Brazil for the 2016 Summer Olympics on “Bloomberg Markets.” (Source: Bloomberg)
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