CNN CNN Newsroom October 26, 2013 17:43:00
Experts are still stumped as to what's making the animals sick. in a last ditch effort, the fda sent a letter to vets around the nation requesting a urine sample from ill pets that consumed jerky pet treats. >> it is important to educate veterinarians to educate our clients and stopping them from eating the treats could reverse any damage that's been done. >> reporter: nestle pure even a, milo's kitchen are voluntarily recalling until the fda investigates. >> if they're unhealthy and warning you against it, no, you shouldn't be giving it to them. >> so the fda announced it is proposing new rul...