As recently as late last year, Greene had been an open adherent of the QAnon ideology — a sprawling web of false claims that have incited violence and that played a role in inspiring the deadly Jan. 6 attack on the U.S. Capitol by a pro-Trump mob. In addition, she made comments on social media suggesting that some mass shootings were staged by supporters of gun control, that the Sept. 11, 2001, terrorist attacks were orchestrated by government forces and that a Jewish cabal had sparked a deadly California wildfire with a laser beam directed from space.