Inside the FAA’s three-airport SMART trial
The Washington-area trial tests traffic predictions and routing advice. Controllers retain responsibility for separation.

Monday Afternoon Edition · Monday, September 21, 2026 Earlier edition
The Washington-area trial tests traffic predictions and routing advice. Controllers retain responsibility for separation.

THE DAYBREAK / THE MORNING LETTER
The day’s selected stories, the context behind them, and a deeper read. A considered start to your day, delivered to your inbox.
See what’s insideMore from the paper, with its original publication date.
Monday, September 21, 2026

Monday, September 21, 2026

You’ve reached the end of this edition.
Set aside a story for later