911 - Firefighters at World Trade Center after attack

FILE - In this Sept. 11, 2001, file photo, firefighters work beneath the destroyed mullions, the vertical struts that once faced the outer walls of the World Trade Center towers, after a terrorist attack on the twin towers in New York. Sept. 11 victims’ relatives are greeting the news of President Donald Trump’s now-canceled plan for secret talks with Afghanistan’s Taliban insurgents with mixed feelings. (AP Photo/Mark Lennihan, File)