MH-139 Grey Wolf helicopters complete first operational ICBM convoy security mission
MALMSTROM AIR FORCE BASE, Mont. — Two MH-139A Grey Wolf helicopters assigned to the 40th Helicopter Squadron conducted their first operational Minuteman III intercontinental ballistic missile convoy Jan. 8, marking an important milestone in the modernization of Air Force Global Strike Command’s nuclear security operations. The MH-139s shepherded a column […]










