Agents are expected to receive their first $0 paycheck this weekend, potentially pushing more fed-up agents to call out and further spiral the chaos.

The U.S. government remains partially shutdown. If you're flying and have TSA PreCheck access, make sure all of your information is good to go.

TSA lines in U.S. airports are abnormally long during a partial government shutdown. If you miss your flight standing in line, can you get a refund?

TSA PreCheck offers faster screening at airports nationwide, including Phoenix Sky Harbor Airport. How it works and how to enroll.

And it doesn't involve going to the airport.

Being part of just one airport program that speeds you through security may not be enough anymore, especially when events like government shutdowns, major storms, and system outages can create long lines and travel disruptions.

It could be another slow go at airport security checkpoints this weekend as the partial federal government shutdown hits the one-month mark.

Some airports are contending with more than 50% of their TSA staff calling out of work as the DHS shutdown drags on. What to know in Louisville

As of 6 a.m. Sunday, travelers were able to get through TSA PreCheck at Chicago's O'Hare airport, despite Homeland Security's announcement.