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From left, Air Force Chief of Staff Gen. David L. Goldfein talks with Col. Joel Safranek, 436th Airlift Wing commander, during a tour of Dover Air Force Base, Del., Nov. 1, 2018. Goldfein is the 21st CSAF and focuses on revitalizing squadrons, strengthening joint leaders and teams, and advancing multi-domain, multi-functional command and control. (U.S. Air Force photo by Airman 1st Class Zoe M. Wockenfuss)