[freeflight]

They've been taking biometric samples from millions of Afghanis [0] and Iraqis [1]. Wouldn't be too surprised if those ain't the only countries where US soldiers collect that kind of data.

[0] https://www.wired.com/2010/09/afghan-biometric-dragnet-could...

[1] http://archive.boston.com/news/nation/washington/articles/20...