Headlines for July 18, 2024; Trump’s VP Pick JD Vance Espouses Economic Populism But Will He Actually Be a Working-Class Ally?; JD Vance Criticizes Biden’s Support for Iraq War in 2003 But Pushes Hawkish Policy on China & Iran; “More Radical Than MAGA”? Politico’s Ian Ward on JD Vance & the Future of the Republican Party; “White Trash” Historian Nancy Isenberg on JD Vance, “Hillbilly Elegy” & Class in America; COVID Forces Biden Off Campaign Trail as Pressure Grows for Him to Step Aside