And they are not the industrialized countries:
Four countries face the highest risk of Zika virus from the Olympics
Four countries face the highest risk of a Zika outbreak if a single one of their athletes or travelers becomes infected during the Summer Olympics in Rio de Janeiro, according to a risk analysis published Wednesday by U.S. health officials.
The four countries — Chad, Djibouti, Eritrea and Yemen — have the factors that could result in a sustained spread of the mosquito-borne virus in a worst-case scenario, according to the Centers for Disease Control and Prevention.
All three except Eritrea are Muslim-majority countries.