In December, UNESCO labeled cassava bread as a cultural heritage of humanity. The flatbread is common to several Latin American and Caribbean countries, especially of indigenous communities.

In December, UNESCO labeled cassava bread as a cultural heritage of humanity. The flatbread is common to several Latin American and Caribbean countries, especially of indigenous communities.

(Laughter) I see what you did there. CHANG: (Laughter). SUMMERS: Cassava bread, a staple in many Latin American countries, has been recognized by UNESCO as part of humanity's cultural heritage.

(Laughter) I see what you did there. CHANG: (Laughter). SUMMERS: Cassava bread, a staple in many Latin American countries, has been recognized by UNESCO as part of humanity's cultural heritage. CHANG: ...