WHO points to risks facing anti-Polio gains in Pakistan, Afghanistan

A health worker administers a polio vaccine to a child at a railway station in Karachi, Pakistan, on Sept 18, 2023. [AP Photo]

Only 12 children around the world have been paralyzed by wild poliovirus so far this year, all of them in Pakistan and Afghanistan - with six reported in each.

They are the last two countries in which the highly infectious disease still exists.