A Mexican national has his thumb fingerprint taken on a digital scanner by a U.S. Border Patrol agent after the Mexican was caught attempting an undocumented entry into the U.S. from Mexico in Laredo, Texas May 3, 2006. (Rick Wilking/Reuters)"The FBI is embarking on a $1 billion project to build the world's largest computer database of biometrics to give the government more ways to identify people at home and abroad, the Washington Post reported on Friday."
