Many of them did venture out away from their coastal bubbles. They went to college towns and talked to university professors.
Seriously. They did this.
"We've decided we needed to visit the parts of America where Trump won so I traveled to Ann Arbor where I spent time with a gender studies professor at the University of Michigan to learn more about the other America. Trump's America..."
I had to LOL reading this response. Indeed, what new views did the East Coast media types get, by going to college campuses in other places????
Rhetorical question.........................