South Korea sends a letter to the president of the UN Security Council seeking North Korea’s apology and responsibility for a land mine blast near the inter-Korean border in the Demilitarized Zone (DMZ) on Sept. 21. The incident injured three South Korean soldiers, two seriously.

South Korean authorities say their investigation concluded the explosions were caused by land mines planted by North Korean troops south of the Military Demarcation Line (MDL), which they describe as a violation of the Korean War Armistice Agreement. The letter, described as roughly two pages in one account, urges Pyongyang to take responsible measures and engage in dialogue to prevent escalation and restore trust. It is also intended to counter North Korea’s efforts, cited by one outlet, to portray South Korean military activities along the MDL as provocations and shift blame.

Outlet emphasis is broadly consistent across reports: Korea Times highlights the planned UN Security Council action and frames the letter around responsibility, apology, and violations; Yonhap reports the planned dispatch and largely repeats the same core details, including that the letter will be sent under South Korea’s UN ambassador’s name and is expected to be circulated among Security Council members after approval.