Transportation Secretary Sean Duffy said Sunday that he expects flight delays and cancellations to continue as the ongoing government shutdown creates staffing shortages at airports nationwide.

"We will delay, we will cancel, any kind of flight across the national airspace to make sure people are safe," he told ABC News's "This Week" co-anchor Martha Raddatz on Sunday. "There is a level of risk that gets injected into the system when we have a controller that's doing two jobs instead of one."

“We don’t want crashes, we........

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