Aside from the obvious human cost, the Ebola crisis has held up the development of many mining, port and rail projects in the Mano River States. The governments of Sierra Leone, Liberia and Guinea have sought to curtail the movement of people around their three countries, restricting the recruitment of workers on projects. The migration of mine workers played a big role in helping to spread HIV in Southern Africa, and regional health authorities fear that it could play the same role with Ebola i