In this episode, dogs are coming to our rescue in a number of surprising ways. A Great Dane shows us how he has transformed the life of a 13-year-old Massachusetts girl with a life-limiting condition. A Search and Rescue Border Collie-cross - was once on death row in an animal shelter but now he's an integral member of the California Task Force searching for survivors when earthquakes, hurricanes or deadly mudslides strike. Ruger the anti-poaching dog is on duty in Zambia detecting illegal ivory and smuggled wildlife. And, finally, A Newfoundland helps teach his German Shepherd apprentice she needs to become a water rescue dog in Italy's Lake Garda. Director: Blake McGrow (2019)