http://www.foxnews.com/story/0,2933,317992,00.html
...The Washington Post on Saturday reported the Bureau plans to spend $1 billion to build the world’s largest computer database of minute details of people’s physical characteristics in efforts to identify criminals and terrorists.
When the project is complete, the pattern of one’s iris and face shape may alert the government to a terrorist’s identity. Upon request from employers, the FBI will retain fingerprints of employees and alert them if those workers violate the law.
The undertaking encompasses the gathering and storage of digital images of faces, fingerprints and palm patterns and is expected to use scars and possibly speech and body movement to give the government unprecedented access in identifying individuals around the world...