Commanding officer of the 1st Battalion , 9th Marine Regiment will be reassigned . Seven Marines were killed in a mortar range accident in March . The full investigation into the cause of the accident is ongoing . The incident occurred at Camp Lejeune, North Carolina on April 18 when an M777 rocket exploded near one of their firing ranges.
Commanding officer of the 1st Battalion , 9th Marine Regiment will be reassigned . Seven Marines were killed in a mortar range accident in March . The incident occurred at Camp Lejeune, North Carolina on April 18 when an M777 rocket exploded near one of their firing ranges.