John Rood resigned at Trump's request, becoming the latest official to be purged following the impeachment trial.
The comedian got personal about the impeachment acquittal on HBO's "Last Week Tonight."
Giuliani pressured Ukrainian officials to dig up dirt on Joe Biden, a central part of Trump's impeachment.
The Senate voted to acquit President Donald Trump last week.
The president congratulated AG William Barr for "taking charge" of the case against Trump's longtime friend.
The president fired the National Security Council aide after he testified in the House impeachment trial.
"I don’t think we should let it slide," the actor said about the events that led to President Donald Trump's acquittal.
The Republican senator said Lt. Col. Alexander Vindman's ouster was "justified."
Jost couldn't believe Trump attacked Romney for citing his religion for his impeachment vote.
The president took retribution just two days after his acquittal by the Senate.