A friend sent me this link because she knows I have friends who manage dander allergies. It's a news story covering how at least some Walmart stores are tightening their policies on what animals will be allowed in the store.
A Walmart spokesperson told Business Insider that the company operates under the Americans with Disabilities Act's definition of a service animal. The ADA's holds that under the law, a service animal is "a dog that has been individually trained to do work or perform tasks for an individual with a disability.
Have you seen any new signs going up at your local Walmart?