Lt. Gen. Richard Clark, deputy chief of staff of strategic deterrence and nuclear integration, thanks Airmen for their service May 6, 2019, at Malmstrom Air Force Base, Mont. Clark and Air Force civic leaders visited Malmstrom to get a hands-on view of the mission and the importance of the security and surety it provides to the United States and its allies. (U.S. Air Force photo by Airman 1st Class Tristan Truesdell)