Happened at LHR, not in the US, but the story reports that the British have also said the images of backscatter X-ray scans are deleted, not saved.

In this case, apparently, someone made multiple hard copies.

Indian actor Shah Rukh Khan has raised new questions about how anonymous and non-invasive the body scanners are.

Khan autographed printed copies of his body scan that were distributed to airport staff after a previous visit to London's Heathrow Airport.