Jana Riess: Who rescued whom?

This weekend I saw a bumper sticker with the slogan “Who rescued who?” shoehorned inside an adorable paw print. It’s a fair question, I think, for anyone who has ever adopted a shelter dog.My husband and I have adopted a number of dogs over our 28 years of marriage, and all of them were refugees from one situation or another.One, a chihuahua-basenji mix, had lived with a homeless woman outdoors for at least a year before coming to us. That dog never did potty train completely,