JD Vance's hometown of Middletown, Ohio, was built by steel industry: What to know about it

Former President Donald Trump's running mate, Sen. J.D. Vance, R-Ohio, returned to Middletown, Ohio, on Monday as the senator's hometown sits at the crossroads of the heartland crisis that has shaped American politics in recent decades. 

"This town was so good to me," the GOP senator said during a rally at Middletown High School in Ohio, from which he graduated in 2003.

"I came from Middletown, Ohio. I’m proud of it," he said, "and I’ll never forget where I came from."

ROCK-SOLID...