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PBS News Hour
America's infrastructure receives poor assessment
The nation's infrastructure received an overall grade of D-plus in a report card published this week by the American Civil Society of Engineers, the same poor grade it issued in 2013. With 16 categories graded, bridges, roads and dams were among those that received a low score. The group's managing director, Casey Dinges, joined Hari Sreenivasan from Washington to explain why.
