It began with a rumour, a breathless video circulating on Facebook saying children in Peshawar had been taken ill after being vaccinated for polio.
Within hours, a second video emerged showing the same children being instructed to lie down and feign illness. But it was too late. The latest attempt to derail Pakistan’s formidable drive to eradicate polio had already taken hold, leaving thousands of parents panic-stricken and a government health facility partially burned down.
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