Bill and Melinda Gates to pay off Nigeria’s $76 million polio debt

Nigeria, which accounted for more than half of all polio cases in 2012, reported zero new cases of the infectious disease in 2017. 

UNICEF health consultant Hadiza Waya (R) tries to immunize a child during a vaccination campaign against polio in northwest Nigeria. (Photo: Pius Utomi Ekpei/AFP/Getty Images)

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No Vaccination? No Daycare, Say Australian Legislators

Australia could soon ban unvaccinated children from attending preschools nationwide. 

A children's doctor injects a vaccine against measles, rubella, mumps and chicken pox to an infant on February 26, 2015 in Berlin, Germany. (Sean Gallup/Getty Images)

Australia might soon ban unvaccinated children from attending preschools and daycare. Prime Minister Malcolm Turnbull didn't mince words on the proposed law, dubbed "No Jab, No Play." 

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