Africa

Hours before a Tuesday deadline, Hungarian soldiers and police formed a human chain to prevent refugees from crossing, as they erected a fence along their southern border with Serbia.

Police pursuing terrorists in the desert accidentally fired on a group of tourists, some of whom were identified as Mexican nationals. The ministry of tourism said the group was in a restricted area.

Interior Minister Thomas de Maiziere said trains between Austria and Germany would be suspended for 12 hours "to return to orderly procedures" for entering the country.

The chancellor's remarks came even as her deputy warned that the country was reaching the limits of how many refugees it could absorb.

Ibrahim Mehleb has stepped down along with his Cabinet following a bribery scandal that has engulfed his government.

Three new cases have raised questions about how the virus can suddenly reappear in a place where it had previously been eradicated.

So we asked a former U.S. student who went to live in Africa to come up with 11 factoids — a crash course on the continent. Note: We will not test you on these facts.

In the fast-moving migrant crisis, here's a snapshot of the key figures.

A new report emphasizes significant progress in cutting the number of deaths of children before age 5. But in some parts of the world, the rate is still depressingly high.