www.petcentric.com Smoke, a Chesapeake Bay Retriever and troubled dog rescued by owner Melissa Ness, elevated himself to hero status as he dove his way into our hearts in 2010 when he won the Western Regional of the Purina Incredible Dog Challenge in San Diego, CA. But does Smoke have what it takes to rule the pool at the 2010 Incredible Dog Challenge National Championship Finals? Listen to what Melissa has to say about how she trains with Smoke and prepares for this year's National Championships "big air" event at the Purina diving dog pool!