A handful of airports, including San Francisco and Kansas City International, participate in a program that lets them rely on private screeners instead of T.S.A….

The deployment comes as a battle over Department of Homeland Security funding has led to closed security checkpoints, long lines and missed flights.

The deployment comes as a battle over Department of Homeland Security funding has led to closed security checkpoints, long lines and missed flights.

“There’s going to be a breaking point sooner or later,” one union official warned, with travelers at some airports being told to arrive three hours…

Images of seemingly endless waits at security checkpoints have spread online, but the reality of the partial government shutdown is less straightforward.

It was not immediately clear whether passengers would face delays at airport security checkpoints in the coming days if a government shutdown does occur.