U.S. Air Force Col. Jeromy Guinther assumed command of the 35th Operations Group (OG) from Col. Gregory Keller during a change of command ceremony at Misawa Air Base, Japan, June 16, 2025. The ceremony marked the formal transition of leadership and highlighted the 35th OG's critical role in executing flight operations, training combat-ready aircrews, and ensuring mission success to power the 35th Fighter Wing's delivery of agile, forward-deployed airpower.