How biometric data collection can put people in conflict areas at risk

In 2007, the United States military began using a small, handheld device to collect and match the iris, fingerprint and facial scans of over 1.5 million Afghans against a database of biometric data. The device, known as Handheld Interagency Identity Detection Equipment (HIIDE), was initially developed by the U.S. government as a means to locate insurgents and other wanted individuals. Over time, for the sake of efficiency, the system came to include the data of Afghans assisting the U.S. during