Morning Extra - Should we curb the power of supermarkets?

Measures designed to limit the power of major supermarkets and improve choice for consumers have been announced by the Competition Commission. Recommended changes to the planning system will make it harder for one chain to dominate a local area. And a new independent ombudsman will resolve any disputes between suppliers and retailers. But Friends of the Earth said the regulator had "missed the opportunity" to support local shops. Graham Stewart (standing in for Gary Robertson) takes your calls, texts and emails.