According to the CNN news article at the link below, travelers, INCLUDING American citizens who travel internationally are being 'scored' according to their risk of being either a terrorist or criminal, and blacklisted from flying, or entering or leaving the country. The real issue is, as far as I can see, that there is NO appeals process or recourse to change this rating. additionally the article states that not only will this data be shared with local and state government officials but also with private contractors, and will be kept for FORTY years.
here is the link
Homeland Security tracks Travelers Meals
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