Kim Jong Un oversees launch of nuclear-capable underwater drone - state media

24.03.2023, 09:02 bbc.com

North Korea says it has tested an underwater drone that can unleash a "radioactive tsunami". The "secret weapon" was put in the waters off South Hamgyong province on Tuesday, state news agency KCNA says. It cruised for over 59 hours at a depth of 80 to 1