US War Secretary Pete Hegseth has requested the army's top uniformed officer to step down amid ongoing conflict in Iran, sparking concerns about military leadership.

<img alt="Man in military dress giving a speech" height="349" src="https://i.cbc.ca/ais/0aa8f46e-c439-4d4c-befd-56c3470d53be,1775167864758/full/max/0/default.jpg?im=Crop%2Crect%3D%280%2C287%2C5500%2C3093%29%3BResize%3D%28620%29" title="FILE PHOTO: General Randy George, Chief of Staff of the U.S. Army speaks during a ceremony honoring prisoners of war, at the Pentagon in Washington, D.C. U.S., September 19, 2025. " width="620" /><p>U.S. War Secretary Pete Hegseth has asked the army's top uniform...