While the number of polio cases is at a historic low, new obstacles are delaying global eradication. The three remaining endemic countries – Afghanistan, Nigeria and Pakistan – are hampered by insecurity that makes it difficult to vaccinate all children against the disease.
Range of setbacks slow progress toward polio eradication
Resistance to Polio Vaccines in Pakistan Beyond the Taliban
Two more polio vaccine workers were shot dead in northwest Pakistan on Sunday. It is the latest attack on polio…