North Korean engineers are developing new types of loitering munitions, as Pyongyang pushes for their adoption by the army North Korean leader Kim Jong-un has overseen a field trial of domestically produced kamikaze drones, state media reported on Friday. Kim stressed that the country needs to soon move from prototyping to full-scale production to be able to incorporate large-scale use of unmanned aircraft into its military doctrine, the news agency KCNA added. The agency published photos