South Sudan began a reactive measles vaccination campaign in Juba county on September 5, targeting 37,390 children ages 6 months to 14 years at outreach centers, schools and health centers. The current outbreak began in mid-July and had registered 79 measles cases and no deaths (as of September 12). Reported routine immunization coverage for measles vaccine in Juba for the first half of the year is below 50%. WHO South Sudan