Steel and coal defined Pittsburgh’s economic identity. Now it might be tech’s time.

<p>We are days away from the 20th anniversary of 9/11. Much has been said of the resilience and rebirth of downtown New York in the aftermath of the World Trade Center attacks, but what of Pennsylvania, where Flight 93 crashed in a field in Shanksville after passengers fought back against the hijackers on the plane? Marketplace’s Nova Safo joins us from Pittsburgh. The FDA is on the cusp of determining which e-cigarettes could remain on the market. Susan Schmidt is our guest today for markets and economy discussion.</p>