Daylight saving time explained

Published On: Nov 04 2011 11:22:25 AM CDT   Updated On: Oct 31 2014 09:19:18 AM CDT

Daylight saving time ends this weekend. What's behind the tradition of turning our clocks back each fall?

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Most U.S. residents now set their clocks one hour forward in the spring and one hour back in the fall.

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