Points of ideological contention lie at the heart of the disquiet at the Pentagon The Washington firing squad is out for Defense Secretary Pete Hegseth. His department has seen the dramatic departure of three top aides who were placed on leave and escorted from the Pentagon, before ultimately being fired on Friday. Dan Caldwell, Colin Carroll and Darin Selnick have for their part maintained they were wrongly slandered by others in the building as leakers – and a fourth former spokesperson, John