A US Department of Homeland Security "Real ID" compliant driver's license sign is seen outside the TSA checkpoint at Chicago O'Hare International Airport on April 23.
Mandatory Credit:	Aaron M. Sprecher/AP via CNN Newsource

A US Department of Homeland Security "Real ID" compliant driver's license sign is seen outside the TSA checkpoint at Chicago O'Hare International Airport on April 23.
Mandatory Credit: Aaron M. Sprecher/AP via CNN Newsource

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REAL ID is now required for air travel in America. Here’s what’s happening at airports across the US

The time has come. Travelers flying within the US starting Wednesday must use a state-issued ID that is “REAL ID compliant” or be subject to further screening.