Jim Acosta fired back at President Donald Trump's attack over his exit from CNN, mockingly tweeting that the president whom he once successfully sued for revoking his White House Press Corps press pass was suffering from "Acosta Derangement Syndrome.

After nearly 18 years with CNN, Jim Acosta officially signed off from the network with a message directed at viewers and a certain audience of one: “It is never a good time to bow down to a tyrant.” Acosta,

Jim Acosta is expected to leave CNN, according to Oliver Darcy of Status News. Darcy, a former CNN reporter, on Monday night said the 18-year veteran of the network has indicated to associates that he plans to leave the network after being removed from his 10 a.