Support WBURThe Lehigh Valley has changed drastically. Now, it could swing PennsylvaniaPlay04:24Download AudioLexie SchapitlUpdated November 03, 2024 ShareDormant blast furnaces sit at the old site of the Bethlehem Steel plant, which was an economic center of the Lehigh Valley for more than 100 years.This article was originally published on November 02, 2024.