Can you teach a dog to talk?

Christina Hunger, a speech-language pathologist and author of “Your Dog Can Talk: A Step-By-Step Guide to Button Training,” joins John Williams to talk about how her career in speech pathology led her to teach her dog how to communicate. Christina explains how the teaching process works, the huge potential for language learning, how many words her dog Stella has in her vocabulary, and the importance of consistency when teaching your dog.