“Joe Biden’s path to reelection has become increasingly clear: It’s the Rust Belt or bust,” Politico reports. “The alternative route to the White House he appeared to break open in 2020 — winning Arizona and Georgia on the strength of changing Sun Belt demographics — would be far more challenging this time.” “While polls broadly show Biden continuing to fall behind former President Donald Trump in swing states across the country, they consistently show the older, whiter states of Michigan, Pennsylvania and Wisconsin as the most competitive for Biden.