A months-long investigation conducted by an ABC news affiliate, has led to the FDA launching an investigation and subsequent nationwide recall of at least 31 different varieties of dog food. Lab results found the euthanasia drug, Pentobarbital.

Some of the products that have been recalled include: Gravy Train, Kibbles 'N Bits, Skippy and Ol' Roy.

You can get more detailed info by clicking the story below from WGME in Portland, Maine.

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