Liz Cheney was purged by the cult of Trumpism. Who is next? | Richard Wolffe

There's only one purge the country really needs, and that is one that goes all the way to Mar-a-Lago

Liz Cheney is both the most coldly calculating and the most principled politician in the land. At least, that's what Liz Cheney and a whole host of political pundits would have you believe.

How else can you explain her suicidal mission to confront the all-powerful, almost-indicted former president who trashes the Espionage Act as easily as the constitution.

Richard Wolffe is a Guardian US columnist