The possibility of firing 2 US military personnel due to the defeat in the war against Iran The Washington Post: Those close to the Trump administration have raised the possibility that he will seek to fire Dan Cain, the chairman of the US Joint Chiefs of Staff, or Brad Cooper, the head of CENTCOM. These 2 commanders were responsible for overseeing the war against Iran and may be the target of Trump's revenge after the disastrous results of the midterm congressional elections.