More than 1,000 flights were canceled and thousands more delayed Friday as part of a Federal Aviation Administration (FAA) reduction of air travel capacity brought on by the ongoing government shutdown.

Earlier this week, FAA Administrator Bryan Bedford initiated the reduction to deal with staff shortages and overworked flight controllers brought on by a month of unpaid workdays, and Transportation Secretary Sean Duffy warned the air travel system will degenerate into “mass chaos” if the shutdown doesn’t end by November 11.

As a result, Bedford announced the agency would reduce flights by 10 percent at 40 “high-volume markets” throughout the country to ensure safety.

According to the Associated Press:

The 40 airports selected by the FAA span more than two dozen states and include h

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