When Jeremiah Gaches came back to the United States, he isolated himself a lot. But after he met Rocky, Gaches found it much easier to get out of the house. Rocky watches Gaches’ surroundings so the veteran doesn’t always have to be at high alert, and if Gaches is feeling uncomfortable, Rocky will calm him down. Now, Gaches said, he’s comfortable talking to people in public, and he’s helping to train other veterans and their service dogs.