The stories of foster kids running away to reunite with their often abusive or neglectful parents are manifold.

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But then the parent - who may have been really terrible, or just neglectful - comes back looking for money.

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The allegations include physical abuse and neglectful supervision, or neglect, he said.

CNN: STORY HIGHLIGHTS

The positive spin: Most experts, myself included, agree that it's better for a child to have an absent parent than a parent who's present but neglectful -- or worse.

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