National Critics Concerned About Privacy Issues As Biometric Scanning Increases 5:17pm March 15, 2018 by Brian Naylor News Technology National Security National Share URL copied to clipboard! Play Pause There was an error loading the media player. Copyright 2018 NPR. To see more, visit http://www.npr.org/. 300x250 Ad More All Things Considered National The religious context of the Minnesota shootings Environment Health & Safety Radiolab celebrates 'Jaws' anniversary 300x250 Ad Support quality journalism, like the story above, with your gift right now. Donate