Biden, Trump battle for blue-collar voters as steel merger looms

Working class voters in Rust Belt cities like Pittsburgh used to favor Democrats overwhelmingly, but years of economic hardship and the rise of social issues favoring Republicans have made them a swing constituency again in 2024.

President Joe Biden has cleared one key hurdle, winning endorsements from union presidents, including the United Steelworkers (USW), a key player in the US Steel takeover battle that has loomed over the 2024 campaign in Pennsylvania.

But just how many rank-and-file...