Latvia. The small Baltic state of Latvia leads Europe in the proportion of young people it puts behind bars. And, as Meriel Beattie finds out, the state is struggling to cope. She goes to the capital Riga to meet the young people who are stepping into the breach - the ex-prisonerwho is single-handedly re-habilitating young offenders, and the film-maker couple who are using painting to help children off the Streets. Producer Ingrid Hassler Repeated Monday8.30pm