London's Oxford Street was once the jewel in the crown of Britain's retail sector, but there's no doubt that it has suffered hugely over the last decade. Can a traffic-free Oxford Street match its global rivals? Can it be like Times Square in New York or Las Ramblas in Barcelona? For all the latest world news, analysis and updates, NDTV's 'The World 24X7' with Parmeshwar Bawa is your one-stop shop.