How the Ebola virus spreads . Cameraman is believed to be the fourth American stricken while in Liberia . He will return to the United States for treatment . - The World Health Organization says it has confirmed that a nurse infected with Ebola was flown from Sierra Leone back to the U.S. on Friday, but she did not show any symptoms of the virus and doctors
Cameraman is believed to be the fourth American stricken while in Liberia . He will return to the United States for treatment . - The World Health Organization says it has confirmed that a nurse infected with Ebola was flown from Sierra Leone back to the U.S. on Friday, but she did not show any symptoms of the virus and doctors