Henderson was trampled on by the North Koreans and suffered a fractured larynx before he was rescued by United Nations Command guards .
Henderson , a United Nations Command ( UNC ) security officer in the Joint Security Area ( JSA ) , injuring him seriously .
security officer was trampled on by the North Koreans and suffered a fractured larynx before Henderson was rescued by United Nations Command guards .
Henderson , a United Nations Command ( UNC ) security officer in the Joint Security Area ( JSA ) , injuring him seriously .