"Eco-Goats" begin the process of clearing land at the historic Congressional Cemetery August 7, 2013 in Washington, DC
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Goats graze in historic Washington graveyard

A flock of goats have been put out to pasture at a historic graveyard in Washington DC.

The animals have been clearing unruly weeds and plants at the Congressional Cemetery, which is the final resting place for a vice president and dozens of members of Congress.

Alpa Patel reports.

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