Michael Avenatti says that President Trump Donald John TrumpSteele Dossier sub-source was subject of FBI counterintelligence probe Pelosi slams Trump executive order on pre-existing conditions: It 'isn't worth the paper it's signed on' Trump 'no longer angry' at Romney because of Supreme Court stance MORE made a "fatal mistake" by not showing "loyalty" to his former longtime attorney, Michael Cohen.

In an interview with CNN's "Cuomo Prime Time" on Tuesday, the attorney for adult film star Stormy Daniels predicted that Cohen's decision to cooperate with investigators and implicate his former boss in potential campaign finance violations would lead to the president's downfall.

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"Donald Trump made a fatal mistake, and that is when he was elected to the presidency, he didn't take Michael Cohen with him," Avenatti, who is mulling a Democratic presidential campaign in 2020, said.

"He didn't take care of him. Above all else, he should have kept him in the tent. He should have shown loyalty to Michael Cohen,” he continued. "And you know, and I know, that he shows loyalty to no one other than [Russian President Vladimir] 'Vlady' Putin."

"And ultimately that's going to come back and hurt this president," Avenatti added.

.@MichaelAvenatti: “Donald Trump made a fatal mistake, and that is when he was elected to the presidency, he didn't take Michael Cohen with him.



He didn't take care of him. Above all else, he should have kept him in the tent. He should have shown loyalty to Michael Cohen” pic.twitter.com/TuyCq6tJIj — Cuomo Prime Time (@CuomoPrimeTime) August 22, 2018

He predicted Cohen and former Trump campaign chair Paul Manafort Paul John ManafortOur Constitution is under attack by Attorney General William Barr Bannon trial date set in alleged border wall scam Conspicuous by their absence from the Republican Convention MORE would seek to lighten their sentences by cooperating with investigators on issues related to potential crimes committed by the president.

Manafort was found guilty on eight charges related to financial crimes on Tuesday amid Cohen's surrender to authorities, while a jury declared a mistrial on the remaining ten charges.

Trump, meanwhile, has continued to attack the ongoing special counsel investigation as a "witch hunt" and has called publicly for it to be shut down.