The public works crew in Hooksett, N.H., has a new high-tech weapon in its arsenal. The town is one of several around the country mounting lasers on its plow trucks. The lasers are designed to let the plow drivers take on the drifts without taking out mailboxes and other obstacles.
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Full story at http://www.npr.org/templates/story/story.php?storyId=122919226&ft=1&f=1006
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