The president prompted outrage when he attacked Rep. Elijah Cummings and described his Baltimore district as "disgusting" and "rat-infested."
"He is the president of all America. He should not be doing this," April Ryan said.
The president's tweetstorm was directed at Baltimore via the city's representative in Congress, House Oversight Committee Chairman Elijah Cummings.
The tweets were flagged by a Republican strategist in response to earlier CNN reporting which had uncovered racist comments made by President Donald Trump's newest Treasury Department spokesperson.
"In a perfect example of the Fox-Trump feedback loop, it turns out that many of the GOP questions yesterday came straight from Sean Hannity," John Avlon said.
"This is not patriotism. This is division. This is pure racism and marginalizing people who happen to have some criticisms of this country," S.E. Cupp said.
"This is a referendum on the heart and soul of our country," said the senator and presidential candidate.
"You have to think about it! You have to think about whether or not you would support a racist! Really!"
"We all came here because this is not a country of blood and soil, which Trump thinks, it's a country built around a universal idea that out of many, we make one," Thomas Friedman said.
Some Trump supporters "may not even see it as racist" because "they will take that line where it says, 'you can go back and fix it' and then 'come back,'" Salena Zito said.
"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.
Former Vice President Joe Biden opened up in an interview with CNN's Chris Cuomo about his son Hunter Biden's struggles.
The Senator said that Trump and his administration had "ripped up" the nuclear deal "knowing that Iran would proceed as it is."
"I have never seen them cleaning counters, or cleaning toilets in the cells, or cleaning sinks in the cells," the unidentified veteran agent said.
"This president has a problem with strong black women, or black women period. End of story," CNN political analyst April Ryan said.
"That's news to me," said James Clapper.
Back stateside, the photo showing drowning victims Oscar Alberto Martínez and 23-month-old daughter Angie Valeria sparked immediate outcry, with pundits and journalists drawing comparisons to other haunting photographs of war.
"I frankly don't care what president does it," the congresswoman said, when confronted with backlash after she employed the term to describe migrant detention facilities.
The timing of the interview came as the Trump administration continues to roll back Obama-era environmental regulations.
The chorus marked a subtle shift in what has been a remarkably collegial race between the Democratic hopefuls, who have mostly avoided criticizing one another and focused their ire on Trump.
Mike Pence blamed reports of horrendous border conditions on DHS being overwhelmed by illegal immigrants and Democrats who won't fund additional resources.
"Though I was holding her hand and her head when she took her last breath it's still a little hard for me to believe she's gone."
But Rebecca Vilkomerson, executive director of Jewish Voice for Peace, told Newsweek she's "grateful" for the congresswoman showing "her outrage" at the detention of migrants.
Coverage of Trump's Orlando, Florida rally showed cable news networks and the media appear reluctant to give him the same $5.6 billion of free airtime he received in 2016.
"It's been a great two and a half years, and we're looking forward to another four more years," Marc Lotter said.
"Why do people continue to leak in this administration? Why does he have such an ... untrustworthy group of people surrounding him?" contributor Bianna Golodryga asked.
"She should have done the right thing a long time ago," Ryan said. "The reason why I say that is because she suffers from 'lie-abetes.' And her tenure has been fraught with sex, lies and videotape."
Some conservatives criticized the MSNBC announcement, while others hoped more members of the "ideological media" would moderate debates in the future.
"Some of them… I don't even know what their raison d'être is for running," Bill Maher said of 2020 Democratic candidates.
"I mean, there's no secret about it. That's the way they are being programmed," Media Buzz host Howard Kurtz said.