Why Are School Shootings More Common in the U.S.?

Dec. 14 (Bloomberg) -- Bloomberg Contributing Editor Richard Falkenrath discusses today's shooting at a Connecticut elementary school. He speaks with Trish Regan and Adam Johnson on Bloomberg Television's "Street Smart." (Source: Bloomberg)
Twitter Falls for Second Day
17:40 - Bloomberg's Julie Hyman updates the latest markets news. She reports on "Bloomberg Markets." (Source: Bloomberg)
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