Updated, with additional comment: Jim Acosta told viewers this morning that he would be leaving CNN, departing after the network took his morning show off the schedule as part of an anchor shuffle.

“I’m grateful to CNN for the nearly 18 years I’ve spent here doing the news,” Acosta said. “People often ask me if the highlight of my career at CNN was at the White House, covering Donald Trump. Actually, no, that moment came here when I covered President Barack Obama’s trip to Cuba in 2016 and had the chance to question the dictator there, Raul Castro, about the island’s political prisoners as the son of a Cuban refugee. I took home this lesson — it is never a good time to bow down to a tyrant.”

He added, “I have always believed it’s the job of the press to hold power to account. I’ve always...