UNITED NATIONS, Oct 27 (Reuters) – The United Nations on Monday sharply criticized new restrictions imposed by three U.S. states on health workers returning from countries hit by Ebola, with the U.N. chief saying they created difficulties for those risking their lives in the battle against the disease.

Source: http://feeds.reuters.com/~r/reuters/AfricaNigeriaNews/~3/Qv7i1k9ewwc/idAFL1N0SM1PG20141027