OSHKOSH — U.S. Transportation Secretary Sean Duffy says a major overhaul of the nation's air traffic control system has started with increased enrollment in the FAA's air traffic controller classes.

Duffy said another $19 billion is needed, and if Congress doesn’t appropriate it, he said the project will only be partially done The U.S. faces a shortage of nearly 3,000 air traffic controllers.

Sean Duffy, U.S. secretary of transportation, during a news conference in Washington, D.C., on June 12, 2025. Credit - Eric Lee—Bloomberg Finance LP/Getty Images The people tapped to run NASA ...