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Two Air National Guard commanders fired for ‘loss of confidence’
AI-assisted summary
· Source: Task & Purpose — reporting by Matt White
· Tuesday, July 21, 2026
· 1 min read
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Task & Purpose
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The top wing commander in the Wyoming Air National Guard and a senior group commander were fired from their positions July 17 by the state’s commanding general, state officials said. Col.
The top wing commander in the Wyoming Air National Guard and a senior group commander were fired from their positions July 17 by the state’s commanding general, state officials said.
Col. Brian Diehl was relieved as the commander of the 153rd Airlift Wing, the state’s only flying wing. Col. Lawrence Sullivan was fired at the same time from command of the 153rd Operations Group, which directly oversees the daily flight operations for the Wyoming Air National Guard.
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AI-assisted analysis Generated by an AI model constrained to the facts of the story above, under rules set and reviewed by our editors. Spot an error? Corrections .
The removal of two senior commanders in the Wyoming Air National Guard highlights the high standards of leadership expected in the military. The decision to relieve Col. Brian Diehl and Col. Lawrence Sullivan of their duties underscores the importance of trust and confidence in command positions. As the Air Guard's senior officer, Brig. Gen. Barry Deibert, noted, leaders are held to the highest standards of professional conduct and responsibility. The fact that both commanders were relieved simultaneously suggests that the issues leading to their removal may have been related to their working relationship or the unit's overall performance. Veterans and military families in Wyoming may be interested in how this change in leadership will impact the 153rd Airlift Wing's operations and morale. The wing's diverse mission set, including strategic airlift and firefighting missions, requires strong and effective leadership to ensure success.
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