![NPR Topics: Story of the Day Podcast show](https://d3dthqtvwic6y7.cloudfront.net/podcast-covers/000/011/349/small/npr-story-of-the-day.jpg)
Summary: The World Health Organization released a six-year plan to wipe out the remaining pockets of polio and ensure the virus doesn't come back. With fewer than 20 polio cases so far this year, the world is closer than ever before to eradicating polio.