Frustrated travelers at Houston’s largest airport have confronted warnings of four-hour wait times to get through security.

Frustrated travelers at Houston’s largest airport have confronted warnings of four-hour wait times to get through security.

Wait times for TSA security screening appeared to shrink in cities like Atlanta, New Orleans and Houston, but airports are bracing for weekend travel.

USA TODAY is tracking TSA wait times in real-time as lines grow and traveler frustration mounts amid the partial government shutdown