FILE - North Korean soldiers chat outside their post near the North Korean town of Sinuiju, opposite side to the Chinese border city of Dandong, on Dec. 21, 2011. North Korea is putting surveillance cameras in schools and workplaces, and collecting fingerprints, photographs and other biometric information from its citizens in a technology-driven push to monitor its population even more closely, a report said Tuesday, April 16, 2024. (AP Photo/Andy Wong, File)