North Korea fires 'several cruise missiles' into seabr br North Korea fired "several cruise missiles" into the Yellow Sea between China and the Korean peninsula on Saturday, South Korea's Joint Chiefs of Staff (JCS) said.br br Pyongyang's latest provocation comes as concern grows over the whereabouts and well-being of a United States soldier who made an unauthorized dash into North Korean territory earlier this week, with the reclusive regime so far remaining tight-lipped about the incident.