According to a recent USDA report, Iowa now ranks second in the country in the number of commercial dog breeders. Only Missouri has more. In this Channel 13 investigation, we're taking you inside the facilities and showing you some of the animals coming out of them. Their tails wag, their brown eyes beg and their feet dance. A group of dogs inside a pet store in Des Moines' East Village is clearly happy. But they haven't always had it this good.