A boy steps across a flooded area next to an informational mural with words in Swahili advising people to protect themselves from the coronavirus and get vaccinated, in the low-income Kibera neighborhood of Nairobi, Kenya, Saturday, June 12, 2021. Africa's 1.3 billion people account for 18% of the world's population. But the continent has received only 2% of all vaccine doses administered globally. (Photo by Brian Inganga/AP Photo)
