Why Joe Biden is pitching his infrastructure plan in Pittsburgh, where he launched and ended his campaign

When Joe Biden began his presidential campaign, he chose a Pittsburgh union hall for his first rally. He returned to the city for his first event after accepting the Democratic nomination last summer. And on the night before Election Day, he closed his campaign at the Steelers’ home stadium, Heinz Field.

Now, as he launches his second major initiative as president — a potentially $3 trillion infrastructure plan that could be his most ambitious legislation — Biden is returning Wednesday to the Southwestern Pennsylvania city long associated with labor unions and heavy industry…

“We’re a template for what you can do to do it right,” said Karen Lightman, executive director of Metro21, which connects research and development at Carnegie Mellon University with real-world uses in the Pittsburgh region. But despite all the high-tech advancement, she said, “we also have incredible, decaying infrastructure.”