Carl Bernstein: Giuliani's goal is to 'throw bombs' into the Mueller probe

Veteran journalist Carl Bernstein on Friday accused Trump lawyer Rudy Giuliani of trying to "throw bombs" into special counsel Robert MuellerRobert Swan MuellerSasse: US should applaud choice of Mueller to lead Russia probe MORE's investigation into possible collusion between the Trump campaign and Russia.

"Rudy Giuliani is capable of being so reckless as we have seen throughout the campaign and as we are seeing now, that it is very difficult to parse what he is doing and saying, except that he is trying to throw bombs into the Mueller investigation," Bernstein said on CNN's "Anderson Cooper 360."

Bernstein's comments came after Giuliani, one of the newest additions to President TrumpDonald John TrumpHannity urges Trump not to fire 'anybody' after Rosenstein report Ben Carson appears to tie allegation against Kavanaugh to socialist plot Five takeaways from Cruz, O'Rourke's fiery first debate MORE's legal team, sought earlier Friday to clarify comments he made to Fox News this week in which he appeared at times to contradict the president.

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Among the claims that Giuliani made was that Trump fired former FBI Director James ComeyJames Brien ComeyTrump vows to get rid of 'stench' at DOJ, FBI House Judiciary on NY Times article: I intend to subpoena 'McCabe Memos' Hillicon Valley: NYT says Rosenstein wanted to wear wire on Trump | Twitter bug shared some private messages | Vendor put remote-access software on voting machines | Paypal cuts ties with Infowars | Google warned senators about foreign hacks MORE last year because Comey would not publicly say that the president was not a target of the Russia investigation.

In a statement on Friday, Giuliani appeared to back away from that statement, saying that the president's decision to dismiss the FBI director fell well within his powers under Article II of the Constitution.

Trump fired Comey in May 2017 for what he initially said was the FBI director's handling of the investigation into Hillary ClintonHillary Diane Rodham ClintonFive takeaways from Cruz, O'Rourke's fiery first debate Heller embraces Trump in risky attempt to survive in November Live coverage: Cruz, O'Rourke clash in Texas debate MORE's use of a private email server during her tenure as secretary of State. But Trump later acknowledged that he took the FBI's Russia investigation into consideration when he made the decision to dismiss Comey.

Comey's ouster prompted Deputy Attorney General Rod RosensteinRod Jay RosensteinHannity urges Trump not to fire 'anybody' after Rosenstein report Rosenstein: 'I never pursued' trying to record Trump Trump vows to get rid of 'stench' at DOJ, FBI MORE, the most senior Justice Department official overseeing the Russia probe, to appoint Mueller as special counsel.

Trump has denied that there was any coordination between his campaign and Moscow, and has called Mueller's investigation a "witch hunt" and a "hoax."