Families have spoken of their heartbreak and confusion after France was added to the quarantine rule list last night.The government announced late on Thursday that people returning from one of Britain's closest neighbours, and most popular visitor destinations, must self-isolate for 14 days on their return.It follows a sharp rise in the number of confirmed coronavirus cases in France of around 66 per cent in the past week.The latest 14-day cumulative figures from the European Centre for Disease