American allies brace for a bumpy ride ahead of possible Trump-Biden rematch

LONDON (AP) — As chances rise of a Joe Biden-Donald Trump rematch in the U.S. presidential election race, America's allies are bracing for a bumpy ride. Many worry that a second term for Trump would be an earthquake, but tremors already abound — and concerns are rising that the U.S. could grow less dependable regardless of who wins. With a divided electorate and gridlock in Congress, the next American president could easily become consumed by manifold challenges at home — before even beginning to address flashpoints around the world from Ukraine to the Middle East. French President Emmanuel Macron's recent…