Pakistan began its third sub-national immunization days (SNIDs) campaign for the year on November 28, aiming to vaccinate 13.5 million children under age 5 against polio in 36 districts. Over 100,000 frontline workers will go house to house, visiting nine districts in Punjab, eight districts in Sindh, six districts in Balochistan, plus Islamabad. The campaign will launch on December 5 in Khyber Pakhtunkhwa, targeting nine high-risk districts in the region. PPEP