Teaching Prevention News Today

School to school in a mobile clinic filling cavities. >> the depth of decay is really, really deep. >> reporter: and teaching prevention. one of the few willing to accept medicaid. he doesnt make much, but its enough for him. >> and were able to take the pain away from their teeth. it brings a spark back. >> reporter: giving kids that gift they all deserve. a healthy and happy smile. chris cuomo, abc news, new york. >> its really shocking to think that in this country, 1 in 4 children is living ...