President Joe Biden delivers a televised address from the Oval Office on July 14, 2024.Erin Schaff—Pool/Getty Images It took nearly a half-century for Joe Biden to rise to the pinnacle of American politics, an ascent haunted by tragedy and capped by triumph. The fall, in comparison, felt brutally fast. Just weeks after a disastrous debate spurred a dramatic revolt within his own party, Joseph R. B