EditorialMigrants living in tents on the roof of the home of Joel Barrientos in Matamoros, Mexico, on Aug. 22, 2021. (Daniele Volpe/The New York Times)
EditorialMigrants living in tents on the roof of the home of Joel Barrientos in Matamoros, Mexico, on Aug. 22, 2021. (Daniele Volpe/The New York Times)