Beijing 2022: Winter Games’ ‘closed loop’ impenetrable, IOC director Christophe Dubi says as Chinese capital prepares to seal itself off from outside world

• In an interview with the ‘Post’, Dubi says there is no Plan B, insisting the Winter Games’ anti-coronavirus bubble ‘will not be breached’
• The Games are to be held in three zones across Beijing, the city of Zhangjiakou and the district of Yanqing