@BillGates: The persistence of countless Rotarians gives me hope that we can achieve a polio-free world. As they close the #Rotary21 Convention, I'd like to thank @Rotary for the continued partnership to #endpolio. https://t.co/sZ4dRiuiXk

http://twitter.com/BillGates

The persistence of countless Rotarians gives me hope that we can achieve a polio-free world. As they close the #Rotary21 Convention, I'd like to thank @Rotary for the continued partnership to #endpolio. https://t.co/sZ4dRiuiXk

— Bill Gates (@BillGates) Jun 16, 2021