A NYC firehouse was first to respond on 9/11. 25 years on, Sal Argano is the last still on staff

The fire station across from the World Trade Center has become a key stop along the route for visiting the site of the Sept. 11, 2001, attacks that killed nearly 3,000 people. All day long, tourists stop at “Ten House,” as it’s known, to take photos and chat with firefighters.