Jim Acosta, CNN anchor and former White House correspondent, announced he's leaving the network on Tuesday. Why it matters: Acosta's departure comes after a nearly 20-year run at CNN, where he notably grilled President Trump during his first administration and was subsequently critical of how he interacted with the media.

Embattled CNN anchor Jim Acosta announced Tuesday that he is leaving the network — and took a parting shot at the Trump administration by urging viewers not to “give in to the lies” in a final on-air rant.