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Kevin Hansen, an engineer at the September 11 Memorial, uses a torch to clean and burnish the names cut into the metal plates that border the south pool, Wednesday, Aug. 4, 2021 in New York. “I believe this place brings people to see that there is evil in the world but it can be overcome,” Hansen says. “You’re looking down and you are trying to realize that this place is a sacred place and has to be remembered.” (AP Photo/Mark Lennihan)