Sudan, Feb. 5 -- More than 174,000 children in El Geneina, Sudan, were vaccinated last month against measles, in the area's first measles vaccination campaign since 2021.

Measles remains a leading cause of death for young children in some parts of the world where weak public immunization systems and record-high numbers of displaced people living in close quarters continue to fuel outbreaks. Measles is highly contagious and can be fatal if not prevented or treated early, so sustained access to routine immunization is crucial. Children are especially vulnerable.

This past November, in El Geneina, teams with Doctors Without Borders/Medecins Sans Frontieres (MSF) were treating around 130 measles cases per week in the isolation ward at El Ge...