Child receives polio vaccine in the Yemeni capital Sanaa.
A child receives a polio vaccine in the Yemeni capital Sanaa, July 12, 2005. Yemen said on Tuesday the number of children diagnosed with polio in the country had risen to 326 as it launched a nation-wide immunisation campaign. The Arab state, with a population of 19 million, began a three-day drive on Tuesday to immunise more than 3.8 million children under the age of five. REUTERS/Khaled Abdullah KA/SA