How 9/11 conspiracy theories moved into mainstream American politics

Type the words “9/11 conspiracy theories” into the search bar of YouTube, and there is no shortage of people lining up to tell you what “really” happened.

There are countless videos of commentators like Joe Rogan and Tucker Carlson giving their hot takes, alongside a seemingly limitless collection of video accounts blaming the CIA, the “deep state”, or the Illuminati. “Inside Job?” reads the thu...