Former President Donald Trump endorsed Hageman after Cheney broke with fellow Republicans to impeach Trump and criticize his handling of the Jan. 6 Capitol riot.
Here are some of the standout moments made so far in the Jan. 6 committee hearings, as the committee laid out its case that former President Trump is responsible for the insurrection.
Both Rep. Liz Cheney and former Attorney General Bill Barr referenced 2,000 Mules, a pro-Trump film, during Monday's Jan. 6 committee hearing. In his testimony, Barr said he was "unimpressed" with it.
NPR's Ron Elving breaks down all the latest political developments, including the latest blows in the fight for the future of the Republican Party.