Polio Cases in South Sudan

1
In this May 28, 2013 photo, Somali vaccination workers give an anti-polio drop to a child, in Mogadishu. Somalia. Health officials in South Sudan have been on high alert for polio since the Somali outbreak.

2
An infographic on polio, by the Bill and Melinda Gates Foundation, which is helping to fund the global battle to eradicate polio.