Hundreds of thousands of people in Bangladesh have been evacuated, as Cyclone Mahasen approached one of the poorest countries in Asia with winds of around 100km per hour. Similar measures have been taken in Myanmar however, some displaced people in Rakhine state have ignored calls for them to evacuate camps. The UN said that more than 4.1 million people could be at risk from the cyclone, which started crossing Bangladesh's low-lying coast on Thursday.