Cuban health care was once the pride of the island. Now the U.S. oil blockade is upending even basic medical care.

The group’s director general said 13 children were among those killed in the latest violence in the Darfur region, and he decried the targeting of health care facilities in the civil war.

The country has one of the highest maternal mortality rates in the world. Isata Dumbuya, a nurse and midwife, has made it her mission to change that.