After a bungled launch, the vessel appears to be stuck and lying on its side in the water. North Korea said it was a 5,000-ton destroyer.

North Korea urged the US on Sunday to "abandon its military threats against others if it has concerns about its mainland safety," state media reported.

South Korea hosts the third-largest number of American troops outside the U.S.—after Japan and Germany—stationed there to help defend Seoul against threats from nuclear-armed North Korea and support regional efforts to counter an increasingly assertive China.

Using AI and stolen information to craft false identities, they are becoming an 'increasing menace' to top tech companies in the US and UK