Étienne Davignon had been set to stand trial in connection with the murder of Patrice Lumumba, the first prime minister of what is now the Democratic Republic of Congo.

Early surveillance and testing failed to identify Bundibugyo, a rare species of Ebola responsible for the current outbreak.

U.S. military launched attack in coordination with Nigerian forces days after President Trump said a joint operation had killed Islamic State’s global leader.

The humanitarian relief system, decimated by cuts, faces a grave challenge as the Middle East war causes soaring costs for food, fuel and fertilizer.

The World Health Organization declared a global health emergency after about 80 people died from the virus in the Democratic Republic of Congo.