Denver International Airport air traffic controllers reported staffing shortages were impacting operations Tuesday afternoon and may cause flight delays, according to the Federal Aviation Administration.

Denver controllers published a notification of “staffing triggers” starting at 1 p.m. and lasting until 5 p.m., FAA officials said in an advisory.

The airport may start a traffic management program, like a ground delay, because of the shortage.

Staffing issues did not appear to cause significant delays early Tuesday afternoon, with 100 flights delayed and 1 flight canceled as of 2:30 p.m., according to the flight tracking website FlightAware .

DIA and airports across the country have seen flight delays as the federal government shutdown drags into its second month. Air traffic contr

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