394263 13: (PUERTO RICO OUT) Dust and debris fill the air as one of the World Trade Center towers collapses after a plane hit the building September 11, 2001 in New York City. (Photo by Jose Jimenez/Primera Hora/Getty Images)
394263 13: (PUERTO RICO OUT) Dust and debris fill the air as one of the World Trade Center towers collapses after a plane hit the building September 11, 2001 in New York City. (Photo by Jose Jimenez/Primera Hora/Getty Images)