User talk:2603:6080:6509:194B:B547:894E:55DA:14B5

October 2022
Please do not add or change content, as you did at Collapse of the World Trade Center, without citing a reliable source. Please review the guidelines at Citing sources and take this opportunity to add references to the article. Thank you. David J Johnson (talk) 12:34, 30 October 2022 (UTC)