In this Sept. 22, 2017 photo, a civilian dressed in fatigues passes out chocolate to police guarding the site of an office building that collapsed during Tuesday's 7.1 earthquake, as search and rescue operations continue there at the corner of Oaxaca and Alvaro Obregon streets in the Roma Norte neighborhood in Mexico City. As rescue operations stretched into Day 5, residents throughout the capital have held out hope that dozens still missing might be found alive. (AP Photo/Gustavo Martinez Contreras)
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An Otomi indigenous family cooks a meal of pork, potatoes and pasta on the sidewalk of their apartment building after it was declared uninhabitable by authorities after Tuesday's 7.1 earthquake, at the corner of Guanajuato and Monterrey streets in the Roma neighborhood of Mexico City, Saturday, Sept. 23, 2017. Hundreds of buildings across the city are roped off with police tape, and some could fall in coming weeks. Some could survive until the next earthquake, and then collapse with great loss of life. (AP Photo/Marco Ugarte)
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Architect Victor Marquez appraises an earthquake-damaged building, in Mexico City, Friday, Sept. 22, 2017. In the aftermath of the earthquake, hundreds of buildings across the city are roped off with police tape, often with small piles of brick, stucco or glass that fell off their facades. (AP Photo/Marco Ugarte)
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Rescue workers race against the clock to reach possible survivors trapped inside the office building on Alvaro Obregon Avenue in the Roma Norte neighborhood of Mexico City, at sunrise on Saturday, Sept. 23, 2017. A strong new earthquake shook Mexico on Saturday morning, causing street signs around the collapsed building to sway and rescue workers to evacuate the site temporarily. (AP Photo/Miguel Tovar)
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