Bangladesh’s Rohingya problem

From the 40-foot-high watch tower at the highest point of the winding, up-and-down mud-and-brick road, the shantytown is seen stretching in all directions, until it fades into the monsoon mist. Tin and bamboo huts, some of them lined with blue or grey plastic sheets, cling to red mud hillsides, along with clusters of trees, palms and shrubbery.