Inside Out London - 06/12/2010

With betting shops swamping some of our poorest high streets, Eddie Nestor asks if it's time to clamp down on the bookies. Wendy Hurrell meets the London women transforming themselves into rollergirls to take part in an extreme sport. And Matthew Wright follows the emotional journey of a teenager ostracised by her community because of a large tumour on her face as she undergoes complex surgery to have it removed.