The Affordable Care Act gave Amy McKay a chance to do something she never thought would be possible. It had nothing to do with her health care. The only pre-existing condition McKay was worried about was metaphorical, an infection colonizing the body of the federal government.
Shortly before killing 50 people at two New Zealand mosques, the man arrested for the Christchurch massacre posted an online manifesto that alluded to the “Great Replacement” — a racist demographic theory that stokes fears of white people becoming, effectively, extinct. Within hours of the shootings, this act of terrorism inspired by a conspiracy theory had already gone on to birth conspiracy theories about itself. Conservative radio host Rush Limbaugh speculated that the shooter was a secret leftist hoping to use the attack to smear the reputation of the political right.