How 2020 election denialism became a litmus test for the GOP

True the Vote, a group that spread false allegations about the 2020 election, recently admitted to a judge – reported first by The Atlanta Journal-Constitution – that it has no evidence to back its claims. Yet these conspiracies are still repeated by former President Trump. Laura Barrón-López reports on the larger web of 2020 election denialism and how it became a litmus test for the GOP.