Guinea-Science & Health
  • The Ebola virus. Getty Images

    The remaining handful of cases of the virus are in Guinea, where he had visited.

    LAST UPDATE : Nov 11, 2015, 4:36 PM EST
  • Sierra Leone health officials check passengers transiting at the border crossing with Liberia in Jendema on March 28, 2015.

    West Africa is still struggling, but the W.H.O. has said that other countries are at less of a risk of the virus.

    LAST UPDATE : Apr 10, 2015, 3:01 PM EDT