In celebration of the National Dog Show and the Thanksgiving holiday, Purina invites dog lovers across the world to recognize the countless roles our dogs play in our lives Emmy Award-Winning Journalist & Host Maria Menounos And Her Dog Whinnie are Teaming Up To Encourage Dog Owners To Join #DogThanking Movement, and about The Purple Leash Project, an initiative that raises awareness about the lack of pet-friendly domestic violence shelters.