Dr. Agnes Binagwaho discusses Rwanda's health system.

Jess Fanzo, editor-in-chief of "Global Food Security Journal," takes a minute to answer questions on why obesity is rising across the globe and what can be done about it.

Arye Carmon, founding president of the Israel Democracy Institute, takes a minute to explain why Israel is holding elections for the third time in a year.

Ryan Heath, Yvonne Murray, and Giles Whittell join guest host Deborah Amos to discuss the week's top news stories.