FILE - Pedestrians wear face masks to help prevent the spread of the new coronavirus in Pyongyang, North Korea, on April 1, 2020. 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/Cha Song Ho, File)
FILE - Passengers wearing masks as a precaution against the new coronavirus line up to check in for a flight to Vladivostok, Russia, at the Pyongyang International Airport in Pyongyang, North Korea, March 9, 2020. 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/Jon Chol Jin, File)
FILE - Guard posts and fences ring a hill side on the North Korea border with Russia and China seen from China's Yiyanwang Three Kingdoms viewing platform in Fangchuan in northeastern China's Jilin province on Sept. 12, 2023. 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/Ng Han Guan, File)
FILE - Students wearing face masks take a class at Kim Song Ju Primary School in Pyongyang, North Korea, on June 3, 2020. 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/Cha Song Ho, File)
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)