By DAVID KOENIG AP Airlines Writer
The Homeland Security Department says it has no plans to force U.S. citizens to submit to facial-recognition technology when they leave or enter the country. The department provoked outrage among privacy-rights advocates after it raised the possibility of scanning American citizens, who currently can opt out of the biometric checks. But a privacy advocate suggests that DHS might have been floating a trial balloon and could later revive the idea of scanning American citizens.

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