Paris Olympics 2024 LIVE: Sir Keir Starmer changes his travel plans after arson assault crippled Paris' rail network - as France 'prepares for more attacks', with French PM vowing to 'find and punish' saboteurs
Follow MailOnline's liveblog for the latest updates at the Paris Olympics as a 'massive arson attack' on France's rail network has brought chaos ahead of the opening ceremony.