Mayor Brandon Johnson said his office was monitoring the deployment of federal officers at Chicago O’Hare International Airport.

TSA agents have been caught in the crossfire of a federal debate over reforms to the U.S. Department of Homeland Security.

Some air traffic controllers — unpaid for nearly a month — have stopped showing up, citing the added stress and need to take second jobs.

The federal government entered its sixth day of a shutdown Tuesday, leaving hundreds of thousands of employees furloughed.