The memories are still vivid of the day that changed the world. Brant Kiessig of the Thunder Bay Fire Service says on the 11th anniversary of the 9-11 attacks on the United States, he is remembering the firefighters who lost their lives at the twin towers that day.. He says he looks back on the day with pride knowing the men are still looked on as heroes. Kiessig says there will not be an official commemoration.