The JCS said the South Korean military has heightened surveillance for additional launches and maintaining a readiness posture to share info with the U.S. and Japan.

U.S. Secretary of State Antony Blinken said a North Korean missile test carried out during his visit to Seoul on Monday was a reminder of the need to deepen Washington's cooperation with South Korea and Japan to deter an emboldened Pyongyang.

North Korea on Monday fired a ballistic missile that flew 1,100 kilometers (685 miles) before landing in waters between the Korean Peninsula and Japan, South Korea’s military said, extending its heightened weapons testing activities into 2025 weeks before Donald Trump returns as U.