Infections and potential cases have now been reported as far afield as the Australia, Spain and the US – which this week also suffered its first death.

Liberian government officials have released the name of the first diagnosed case of Ebola in the United States that was Thomas Eric Duncan.

A nurse's assistant in Spain became the first person known to have contracted Ebola outside Africa in the current outbreak. The woman helped treat two Spanish missionaries, both of whom had contracted Ebola in West Africa, one in Liberia and the other in Sierra Leone. Both died after returning to Spain.

NBC freelance camera man Ashoka Mukpo arrives at Nebraska Medical Center for treatment after contracting Ebola in Liberia.

Near far, Thomas Eric Duncan dies of Ebola in Dallas, Texas in US.