Marco Rubio (R-FL) to take up the Cabinet position instead. Christopher Miller for defense secretary Christopher Miller, a retired Army Special Forces officer, took over as acting defense ...

Former Acting Secretary of Defense Chris Miller says on the 3rd anniversary of the 13 U.S. Service-members killed in Kabul airport attack that there’s been absolutely no accountability from the Biden ...

Lt. Col. Jim Mattis, Trump’s first defense secretary, fought in the Gulf War and later retired as a four-star general. And Trump’s final acting Pentagon chief, Chris Miller, served multiple tours in ...