Months after the May 7 deadline for residents to have their REAL ID has passed, some Americans who have them are still struggling to fly.

Photo-scanning technology, called biometrics technology , has been implemented in recent years at airport security checkpoints over the country to improve security and efficiency. In theory, a flyer can go through TSA where their picture is taken and compared to the photo on the flyer's REAL ID . Some flyers, however, have cited problems with the technology working as intended.

Louisville resident Peter Resnik and his son both experienced issues with the photos on their REAL IDs matching up with the airport's facial recognition technology. Resnik, who has had his REAL ID for around a year, first experienced an issue when flying out of New Orleans.

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