The German interior ministry said that people being snapped for id photographs should no longer smile because it messed up their biometric recognition technology.

德国内务部规定，人们在照身份照的时候不许再笑了，因为他们的生理辨别仪将不能准确识别。

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But at least five of the eight senators writing the bill have backed biometric ID cards in the past.

WSJ: Senators in Immigration Talks Mull IDs for All Workers

Mr. Graham, in an interview, said that in his mind the language refers to a requirement for biometric ID cards.

WSJ: Senators in Immigration Talks Mull IDs for All Workers

Biometric ID methods are being built into digital cameras, and as costs fall they will proliferate into every nook and cranny of America.

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