Many of America's bridges -- like the one that collapsed in Washington state -- are in bad need of repair.
Many of America's bridges, like the one that collapsed in Washington state Thursday night, are dated and in need of repair -- or even replacement. Here's a look at the states with the worst bridges, using figures on structurally deficient bridges from the American Society of Civil Engineers' 2013 Infrastructure Report Card.
What's behind the tradition of turning our clocks ahead each spring?
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