ENVIRONMENT
01/05/2015 04:56 pm ET Updated Jan 05, 2015

Undercover Investigation: Horror At Butterfield Hen Slaughterhouse

The life of an egg-laying chicken in the U.S., or one of 301 million others like her, normally lasts 12 to 18 months, during which she produces up to 450 eggs. But what happens after that, when she's no longer considered profitable by the egg industry?

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