 From NPR and WBUR, I'm Deepa Fernandes in Alameda, California. And I'm Celeste Headley in Washington, D.C. It's been a dizzying week in politics, history-making events that future generations will read about. Days after the assassination attempt against former President Trump, the Republican base leaves their national convention united and fully remade under the Trump banner. Democrats seem more fractured as they face what they call an existential threat against democracy.