Opinion - The most important divide isn’t red versus blue, but young versus old

July 4 unity dissolved as Donald Trump’s late-night speech reignited partisan divides.
Washington’s huge fireworks show (about 850,000 shells) left the air temporarily unhealthy.
A deep Boomer vs. Zoomer split—Boomers more patriotic/conservative, Zoomers more pessimistic and open to Democratic Socialism—could reshape politics as generations shift.