1.   Currently, all applicants for school safety officer jobs are screened for criminal records and their fingerprints are checked against state and national fingerprint files, Tumin said.

2.   Researchers who try to use a copy of a fingerprint picked up from a wine glass, a car door or a fingerprint file run into trouble.

3.   The increase also allows the agency to expand its technical resources, like motion sensors, night-vision devices and a computerized fingerprint file for every detainee.

4.   Palad said the bureau has no fingerprint files for de Guzman of its own.

5.   But after checking fingerprint files, they later said the detainee was in fact Armendariz y Gonzalez de Langarika.