From CBS/AP:Are elephants the best medicine for autism? Therapists in Thailand are finding out. In what's believed to be the first program of its type, they've enlisted Nua Un and Prathida - two gentle female elephants - to provide therapy for autistic children.The kids scrub and soap the elephants' bristly hides, play ball games with them, and ride them bareback, smiling. "Chang, chang (Elephant