Centers in Liberia , Senegal and Bill are overwhelmed , World Health Organization says . At least 2,400 people have died in the At least 2,400 countries ; other cases seen in Nigeria and Senegal . The Bill and World Health Organization joins the fight against the West Africa outbreak . Cases have also been reported in nearby Nigeria and Senegal . Money will be used to purchase supplies and scale up emergency operations .
Centers in Liberia , Senegal and Bill are overwhelmed , World Health Organization says . At least 2,400 people have died in the At least 2,400 countries ; other cases seen in Nigeria and Senegal . The Bill and World Health Organization joins the fight against the West Africa outbreak . Money will be used to purchase supplies and scale up emergency operations .