In 2004 and 2005, the TSA at first dismissed privacy concerns, then sought to address them by placing TSA officers viewing the scanner imagery in remote locations, away from the passenger being screened.
One former TSA official told CNN that a body scanner could have stopped Umar Farouq AbdulMutallab, the man accused of trying to blow up a December 25 Northwest Airlines flight from Amsterdam, Netherlands, to Detroit, Michigan.