The massive, Pacific-focused Mobility Guardian 23 exercise that wrapped up last month helped showcase a new Air Force effort to make key logistical forces more nimble—and highlighted places that effort still needs work on, the head of the Air Expeditionary Center told Air & Space Forces Magazine. Among the thousands of personnel who participated in Air Mobility Command’s signature exercise were Air Mobility Teams, Maj. Gen. John M. Klein Jr. said Aug. 4.