There was no further word or sightings of Pete Negron, thirty-four, father of two; or of Carlos DaCosta, forty-one, father of two; or of Pablo Ortiz, forty-nine, father of two; or of Frank De Martini, forty-nine, father of two—four men who worked anonymously for a faceless government bureaucracy. On the morning of September 11, 2001, they tore open walls with crowbars and shined flashlights and pried apart elevator doors on the 90th, 89th, 88th, 86th, and 78th floors, saving the lives of at least seventy people in the north tower. When last heard from, they were on their way to try to free
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