Nana Kadidia Diawara, a nurse who is a community health worker in Mali’s capital city of Bamako, measures the arm of a child to check for signs of malnutrition. There’s no charge for the care she provides.

Nana Kadidia Diawara, a nurse who is a community health worker in Mali’s capital city of Bamako, measures the arm of a child to check for signs of malnutrition. There’s no charge for the care she provides.