Dog foods are recalled all the time but rarely make the news until money and law suits are involved. Here is the latest big case and here is one of the links where you can check and see if your dog or cat food has been recalled. You will be shocked at how many foods are recalled.
http://www.nbcnews.com/news/us-news/lawsuit-claims-purinas-beneful-poisoning-killing-dogs-n312176
DOG FOOD RECALL LIST 2015
http://www.dogfoodadvisor.com/dog-food-recalls/