"Aid groups have warned of a looming humanitarian disaster after coronavirus was detected for the first time in the sprawling camps that host about one million Rohingya refugees. The camps in Cox’s Bazar, Bangladesh, which are more densely populated than some of the world’s busiest cities, have been under lockdown since 14 March in an attempt to stop the virus from spreading. As the number of coronavirus infections has continued to rise in Bangladesh, health experts and Rohingya community leaders have become increasingly concerned about possible outbreak among refugees. On Thursday, such fears were confirmed when the UN announced that an ethnic Rohingya refugee and another person had tested positive for Covid-19. Humanitarian groups warn the virus could race through the camps, where families live with up to 10 people in a room in sweltering heat, with limited access to clean water. Households are forced to queue to access food at communal distribution points, making social distancing impossible. On top of overcrowding, many refugees, who fled persecution in Myanmar, have underlying health conditions or have not received standard immunisations, according to health experts..."