No link to the World Factbook in the article, sloppy journalism.
No, the World Factbook has been totally taken down. If you try to go to a page, e.g. the entry for Canada[1] it redirects to the statement[2] which the article does cite. That's all that's left online of it, there's nothing else to link to
[1] https://www.cia.gov/the-world-factbook/countries/canada/ [2] https://www.cia.gov/stories/story/spotlighting-the-world-factbook-as-we-bid-a-fond-farewell/
No, the World Factbook has been totally taken down. If you try to go to a page, e.g. the entry for Canada[1] it redirects to the statement[2] which the article does cite. That's all that's left online of it, there's nothing else to link to