Abuja — Nigeria is one of just a few countries where children are still at risk of paralysis or death from polio. The government and aid organizations are working furiously to vaccinate as many children as possible. But as World Polio Day arrives this Friday, the country's worst-hit regions remain inaccessible to health care workers, and adult victims find little relief from crushing poverty.
At this busy street corner in the Nigerian capital, 20-year-old Mohammad moves from car to car, putting his hand out for money. His legs are shrunken and useless, so he sits on his homemade wooden skateboard and pushes himself through traffic with his hands.
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