Many people believe that the Sandy Hook school shooting was staged by actors; that the Uvalde and Buffalo shooters were CIA assets; that 9/11 was a hoax.
When a conspiracy theorist clings tightly to a belief that can be easily refuted with evidence, how can their minds be changed?
How can someone help a friend or family member who doesn't even realize they are trapped in an echo chamber bubble – if they refuse to trust any evidence that proves them wrong?