Polio vaccination campaign in Pakistani border town Chaman
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Polio Campaign at Pak-Afghan border Chaman
A Pakistani security official escorts the health worker as they administers a polio vaccine to a child in the hands of his father towards to cross the Friendship gate on Pak-Afghan border Chaman, going to Afghanistan from Pakistan, on the 2nd day of the three-day vaccination campaign eradicate polio, near the Afghan border in Chaman, Pakistan, 27 August 2013. Pakistan, Afghanistan and Nigeria are the three countries where polio remains prevalent. UPI NEXT/ Matiullah.