DENVER (KDVR) — Denver's air traffic controllers are facing staffing shortages as the ongoing federal government shutdown continues to leave employees without pay, impacting some airport operations on Tuesday.

According to a notice published by the Federal Aviation Administration, Denver controllers had a "staffing trigger" that began at 1 p.m. and will last until 5 p.m. The Phoenix airport was also showing low staffing levels among air traffic controllers on Tuesday.

That means Denver International Airport could implement traffic management through methods like a ground delay to help maintain safe conditions during the shortage.

On Oct. 31, the FAA said on X that nearly 13,000 air traffic controllers had been working without pay for weeks, and that a surge in callouts had been observed

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