Dogs aren’t just man’s best friend. It’s been reported pets are a big advantage for elderly people, alerting of prowlers and offering company, but a certain dog has found a new role at a Clinton elementary school and has just spend its first week there. The yellow lab is that is used to calm troubled or upset children.Cheryl Ernst, owner of All Pets Mobile Clinic in Clinton, is donating the dog’s food and care. She says “therapy dogs” can sense when a child is in trouble or frustrated. It’s being kept in the behavior disorder room but is available to the whole school.