Credit: ITV Cymru Wales "Back in 1976, West Glamorgan county council filled the lock in and the engineer at the time John Evans ... [Swansea] and it was also bringing clay up to the potteries ...

It was in squalor, in a disease-hit, 19th Century Swansea that Griffith John grew up, with cholera claiming the lives of both his parents. This upbringing created an "invincible determination ...