Yemen launches polio immunization campaign targeting over 5.5 mln children

A child receives a vaccine against polio during an immunization campaign against polio in Sanaa, Yemen, Dec. 24, 2019. Yemen's health authorities on Monday launched a national polio immunization campaign targeting over 5.5 million children. Supported by the World Health Organization (WHO) and the United Nations Children's Fund (UNICEF), the campaign was inaugurated simultaneously in the Yemeni capital Sanaa and other provinces. The three-day vaccination process went from house to house to immunize children under the age of five. (Photo by Mohammed Mohammed/Xinhua)