A volcano is active in Indonesia. The name of the volcano is Anak Krakatau. The volcano throws much ash in the air. This ash is bad for planes.
Many airports stay closed. Planes cannot start or land. Many flights fail. Many people wait at the airport. Only one airport is open.
Workers clean the streets with water. People wear masks on the face. Indonesia has many active volcanoes. The land is on the ring of fire.