Carlson did address critics calling on Fox News to fire him, saying, "Please, for the sake of the nation, calm down."
"All forms of hate have to really – they have to be reigned in," the Trump official said.
New York congresswoman posted a series of tweets regarding racial disparity in this country.
Numerous overlapping boycotts over Tucker Carlson's espousal of inflammatory comments have left the host's show with a diminishing number of advertisers.
"Tucker is RIGHT!" David Duke, a prominent white supremacist and former Grand Wizard of the Ku Klux Klan, wrote on Twitter.
"If you were to assemble a list, a hierarchy of concerns of problems this country faces, where would white supremacy be on the list?"
Carlson claimed white supremacy was "a conspiracy theory used to divide the country and keep a hold on power."
"Just like the Russia hoax, it's a conspiracy theory used to divide the country and keep a hold on power," Carlson said.
Carlson's opening monologue on Wednesday's Tucker Carlson Tonight opened with a rebuke of Mueller's appearance before the House Judicial and Intelligence committees.
As a researcher who has watched Carlson's show for the past two years, I'm constantly being told on social media that the racist propaganda on Fox News is nothing out of the ordinary. That sentiment is both self-defeating and untrue.
The tit-for-tat between Omar and Carlson first emerged Tuesday evening after the Fox News host, speaking about immigration, suggested the sitting member of Congress should not have been allowed into the United States.
The conservative host invited three separate guests onto his show "Tucker Carlson Tonight" on Wednesday to comment on Omar's past controversies after the freshman congresswoman publicly rebuked him earlier in the day.
"She's a living fire alarm, a warning to the rest of us that we better change our immigration system immediately, or else," Carlson said of the freshman Democrat.
"Tucker Carlson suggested – he didn't suggest, he flat out said – that a sitting member of the U.S. Congress should never have been allowed in the United States," CNN host John Berman said.
Fox News host Tucker Carlson accused of racism over segment attacking Rep. Ilhan Omar for allegedly hating America and being an ungrateful immigrant.
"By definition it is a racist pitch, it's every bit as repugnant as a white candidate making the same appeal," Carlson said of AOC and Rashida Tlaib's pleas to Democratic voters.
"How did the guy get a TV show?" Carlson asked his viewers as he claimed sons of prominent Democrats get first dibs on top university places.
"I know for a fact that a lot of people try and follow me and it's very hard," Trump said. "I have so many people coming up, they say, 'Sir, it's so hard.' They make it hard to follow."
He may have "obesity hypoventilation syndrome, which is a fancy word for someone who is obese and can't get enough air into their lungs and has a thick neck with fat in the neck that suppresses breathing," Fox News medical contributor Dr. Marc Siegel said.
"Not on the scale that the North Koreans do, but a lot of countries commit atrocities, including a number that we're closely allied with," Tucker Carlson said.
"Tonight the president is clearly giving the mullahs an opening to pick up the phone and come clean and end their hostile behavior," Hannity said.
Twitter's co-founder lambasted Fox News as far more powerful and destructive than the social network. But is he right?
George Soros, the billionaire philanthropist and Holocaust survivor, has "effectively intimidated people into not criticizing him," claimed Fox News host Tucker Carlson.
Heather Mac Donald appeared on Fox News to discuss racial diversity issues in the New York school system.
Fox News host Tucker Carlson and cultural critic James Panero attacked the metric system as a relic of the French Revolution and a bad way of measuring things in the real world.
TV host says that media is "cheering" the violence against white farmers.
Sean Hannity, Laura Ingraham and Tucker Carlson all lashed out at Robert Mueller during their respective Fox News shows on Wednesday after the special counsel spoke publicly for the first time since starting the Russia probe in 2017.
Fox News host Tucker Carlson called the $150 billion in remittances sent overseas by America's foreign-born workers a disaster.
Joe Lockhart accused Fox News of spreading "the kind of disinformation that actually worked with the Russians to sow dissent in this country."
The 37-year-old Indiana mayor attacked Carlson and Ingraham on their own network on Sunday evening during his Fox News town hall.