Army veteran walking across country to highlight post-combat needs

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ERIE, PA (FOX News)-A U.S. Army veteran has brought his dog with him on a walk across the nation. Along the way, he's buying meals for homeless vets.  He's also reminding folks about the sacrifices of troops who've lost their limbs and speaking out about the challenges vets face in getting jobs and medical care.

And by helping others, it seems Michael Roberts is also doing something for himself.

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