Big Data: Chicago Is Putting Sensors All Over the City

Aug. 27 (Bloomberg) -- The city of Chicago is betting big on big data. Mayor Rahm Emanuel has given the green light to a project to install sensors on traffic poles that collect data on air quality and weather. Now some privacy groups concerned. Bloomberg's Sam Grobart explains. (Source: Bloomberg)
How a Nuclear Deal Could Get Done with Iran
05:16 - Richard Nephew of Columbia University discusses how U.S. negotiators might try to roll back sanctions against Iran during talks over the country's nuclear program. He talks to Bloomberg's Alix Steel on Street Smart.
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