Maiduguri, 10 April, 2019 - With on-going Measles outbreak in Borno State, the World Health Organization (WHO), the Federal and State authorities, Gavi, the Vaccine alliance and Measles partners are organizing a 2-phase vaccination campaign to protect children aged between 6 and 71 months against the disease. During the first phase, 437,515 children were successfully vaccinated while 838,582 children more will be targeted in the second phase.