Wales anti-human trafficking chief's 'slavery' warning
In the past three years there were around 50 recorded cases of human trafficking in Wales, but evidence suggests that the real figure is significantly higher.
The Welsh government has appointed Stephen Chapman as the new anti-human trafficking co-ordinator to tackle the problem.
He is the only one of his kind in the UK.
Carl Roberts, of Sunday Politics Wales, asked Mr Chapman what he saw as his biggest challenge.