South Korea claims that the aircraft discovered in recent weeks belong to North Korea . Flying bombs ? The unmanned aircraft are equipped with digital cameras , difficult to detect with radar . They say the drones are low - tech and pose little threat . Seoul is bolstering its air defense network in light of the incident .
South Korea claims that the aircraft discovered in recent weeks belong to North Korea . The unmanned aircraft are equipped with digital cameras , difficult to detect with radar . They say the drones are low - tech and pose little threat . Seoul is bolstering its air defense network in light of the incident .