A child cries on the outskirts of Tehran, Iran, on Oct. 17, 2020, the International Day for the Eradication of Poverty. (Photo by Ahmad Halabisaz/Xinhua)

Children play in a slum on the outskirts of Tehran, Iran, on Oct. 17, 2020, the International Day for the Eradication of Poverty. (Photo by Ahmad Halabisaz/Xinhua)

A man stands beside his cart in a slum on the outskirts of Tehran, Iran, on Oct. 17, 2020, the International Day for the Eradication of Poverty. (Photo by Ahmad Halabisaz/Xinhua)

Children are seen in a slum on the outskirts of Tehran, Iran, on Oct. 17, 2020, the International Day for the Eradication of Poverty. (Photo by Ahmad Halabisaz/Xinhua)

Children play in a slum on the outskirts of Tehran, Iran, on Oct. 17, 2020, the International Day for the Eradication of Poverty. (Photo by Ahmad Halabisaz/Xinhua)