What makes a particular city in Arizona a good indicator of the future of both American democracy, as well as the climate crisis?

On Today's Show:
George Packer, staff writer at The Atlantic and the author Last Best Hope: America in Crisis and Renewal (Farrar, Straus and Giroux, 2021), reports on Phoenix as a test of the U.S.'s ability to respond to climate change, and other issues facing the nation?