submarine out of connecticut and i was out to see cold and the pressure change attached my veteran rob snyder -- his back and his blindside. >> this is my baby. she is everything to me. tremont she is one of more than 350 dogs that have been rescued from area shelters and trained as service dogs for wounded veterans thanks to the local nonprofit wags for warriors. it is the lifework of jenny and frank lorenzo. >> we use a rescue dog so our motto is rescue one to rescue the other. >> reporter: at the training can charge -- it is all done at no cost to the veterans. >> i have seen veterans on the trainers. >> reporter: frank, an iraq war veteran was prescribed a service dog by the va but given no resources to get one so he rescued a shelter dog and became a trainer. the benefits of a service dog are not just for a helping par. >> they can wake up from nightmares. they can calm them during panic attacks and pick up on anxiety. they can blog in public. >> reporter: they are healing lives. >> the veterans lights are changing and the child gets his mother and father back. a wife gets her husband an