A child receives polio vaccine drops in the western Afghan city of Herat after the UN children's fund said the Taliban agreed to allow the UN to carry out a nationwide campaign. Photo: AFP
Health workers will go door to door to administer the vaccine drops. Photo: EPA
A third of the 10 million children in Afghanistan under the age of 5 have not had access to vaccines in recent years owing to violence and a Taliban ban in areas under their control. Photo: AFP
Afghanistan and Pakistan are the only two countries where polio is still endemic. Photo: AFP
Men carry the body of a female polio vaccine worker killed by gunmen in Jalalabad, eastern Afghanistan. Photo: AFP
An Afghan mourns the death of his brother, who was one of the health workers shot and killed in Jalalabad. Photo: Reuters
A health worker marks thumb of a child who received the polio vaccine in the southern Afghan city of Kandahar. Photo: EPA
A Pakistani health worker gives the polio vaccine to an Afghan refugee as part of a campaign in Lahore. Photo: AFP