"Lying about it even though he was on video," Conway tweeted of Trump.
A Finnish journalist who has braved harassment and death threats for her work covering Russian propaganda was told her nomination was in error.
A Texas high school teacher gave students a "fake news" assignment intended to illustrate the power of creating and distributing false information -- it resonated far more than expected.
"Question is, how do the Networks get away with these total Republican hit jobs without retribution?" Trump asked.
"You mean like fake news?" Trump reportedly said of El Paso Mayor Dee Margo's comment.
The BBC's Washington correspondent Gary O'Donoghue describe the attack as "incredibly violent" in a radio interview.
The culprits behind the stunt were various anti-Trump, left-wing activist organizations and individuals who've long-called for the president's removal from office.
On Fox News Sunday, Sanders stood by Homeland Security Secretary Kirstjen Nielsen's claim that "special interest aliens" numbering in the thousands had been apprehended at the border.
"She wants people taxed as high as 89, 90 percent if you make 10 million dollars or more," Fox News co-host Brian Kilmeade falsely said of Ocasio-Cortez's tax plan.
"It's a constant refrain," Joel Simon, the executive director of the Committee to Protect Journalists, said. "You hear all sorts of autocratic leaders from all over the world who are upset about media coverage framing it as fake news."
President Donald Trump frequently accuses the media of producing "fake news."
"Welcome to our world..." Trump Jr. tweeted at Ocasio-Cortez.
The poll finds that Americans think President Donald Trump and the media are almost equally to blame for a worsening atmosphere in Washington D.C.
Half of U.S. high school students and teachers said they have little or no trust in the news media to report events accurately and without bias, a series of nationwide surveys found.
"Governing is hard work and it's about to get harder without Republicans controlling all the levers," S.E. Cupp said, taking a swing at the president's reported "three-hour workday."
"It's a real risk that voters will think polls are fake news and stay home, that's a massive risk," said Republican strategist Evan Siegfried.
In a Monday-morning tweet, the president again referred to the press as the "true enemy of the people."
Donald Trump is "an unapologetic defender of the Jewish community," the press secretary claimed.
"Actually, it is their Fake and Dishonest reporting which is causing problems far greater than they understand!" the president said.
"Who could possibly benefit by so much fakery?" Dobbs wrote in a tweet he deleted shortly after.