'I'm so thankful to have worked alongside him and for his support for nearly 15 years here,' Poppy Harlow said on air.
CNN fires Don Lemon, leading the journalist to announce on Monday that he's 'stunned' by the move.
Tucker Carlson is out at Fox News, after hosting the network's highly rated 8pm hour for years.
Big media moves happened Monday morning.
'He was on the air this morning,' another source says. 'Everyone thought the controversy had been settled.'
The longtime news anchor took to Twitter to react to the news about his dismissal from the network.
'It's amazing and disappointing that Variety would be so reckless,' the newsman tells ET of the outlet's exposé.
Don Lemon returns to CNN but he saved his apology for Twitter.
The embattled anchor is set to return Wednesday to his role on 'CNN This Morning.'
The embattled anchor was dropped from Monday's line-up, according to multiple reports.
Don Lemon chats with ET at the Ripple of Hope gala in New York City.
ET spoke with Lemon, who used to work with Holmes at CNN, at the Ripple of Hope Gala Tuesday night.
CNN president Jeff Zucker has resigned effective immediately after he failed to disclose a relationship with a close colleague.
The 'Tonight Show' host addressed his recent controversy and nationwide protests during Monday's emotional episode.