World Closes In on Eradicating Polio

October 23, 2015 08:10 PM
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Never before have so few children in the world had polio. Yet, as World Polio Day is observed Saturday, those who are trying to wipe out the virus say it's time to step up polio vaccination campaigns. If that happens,VOA's Carol Pearson reports, polio could be eradicated by 2019.