Former Trump White House lawyer Ty Cobb on Monday said he doesn't think special counsel Robert Mueller Robert (Bob) MuellerCNN's Toobin warns McCabe is in 'perilous condition' with emboldened Trump CNN anchor rips Trump over Stone while evoking Clinton-Lynch tarmac meeting The Hill's 12:30 Report: New Hampshire fallout MORE's investigation into Russian election interference is a witch hunt, breaking with 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.

"I don't think it's a witch hunt," Cobb said during a political conference hosted Monday by CNN.

Ty Cobb at the Citizen CNN event on the Russia probe: "I don't think it's a witch hunt." — Kyle Griffin (@kylegriffin1) October 22, 2018

Trump's ex-lawyer Ty Cobb breaks with the president on the legitimacy of the Mueller investigation, saying today: "I don’t think it’s a witch hunt." Trump has tweeted about the "witch hunt" 130 times since taking office, including many times when Cobb was his lawyer. #CITIZENCNN — Marshall Cohen (@MarshallCohen) October 22, 2018

Cobb left the White House in May after serving as its point person in the special counsel probe. Mueller is investigating Russian interference in the 2016 election and possible collusion between the Trump campaign and Russia.

Trump has repeatedly worked to discredit the Russia investigation, casting it as a "witch hunt" and a "hoax" and insisting that there is no evidence of collusion between him and the Russians.

The special counsel, however, has secured a number of guilty pleas and convictions, including from former Trump associates such as 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 and Michael Flynn.