President Trump Donald John TrumpBiden says voters should choose who nominates Supreme Court justice Trump, Biden will not shake hands at first debate due to COVID-19 Pelosi: Trump Supreme Court pick 'threatens' Affordable Care Act MORE said one day after explosive devices were sent to prominent Democrats and CNN that "a big part" of the anger in society today is caused by "purposely false and inaccurate reporting" from mainstream media.

He said in an early morning tweet on Thursday that "fake news" has gotten "so bad and hateful that it is beyond description."

"Mainstream Media must clean up its act, FAST!" he wrote.

A very big part of the Anger we see today in our society is caused by the purposely false and inaccurate reporting of the Mainstream Media that I refer to as Fake News. It has gotten so bad and hateful that it is beyond description. Mainstream Media must clean up its act, FAST! — Donald J. Trump (@realDonaldTrump) October 25, 2018

Trump's also said at a campaign rally late Wednesday that the news media should set a "civil" tone.

CNN anchor John Berman responded to Trump after reading his tweet on "New Day."

"Let me tell you what the mainstream media has been doing this morning: We've been reporting on a bomb ... sent to either kill, threaten, or scare," he said.

CNN's @JohnBerman responds to Pres. Trump attacking the media as the NYPD investigates another suspicious package: "Let me tell you what the mainstream media has been doing this morning: We've been reporting on" a new suspicious package "sent to either kill, threaten, or scare" pic.twitter.com/R4wK9MGVtg — New Day (@NewDay) October 25, 2018

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The network, a frequent target of Trump's rhetoric, reported early Thursday that another device was sent to the office of Robert De Niro, a frequent Trump critic, in New York.

The package sent to CNN on Wednesday included the name of CIA Director John Brennan John Owen BrennanJournalism or partisanship? The media's mistakes of 2016 continue in 2020 Comey on Clinton tweet: 'I regret only being involved in the 2016 election' Ex-CIA Director Brennan questioned for 8 hours in Durham review of Russia probe MORE, who is an MSNBC contributor.

Packages were intercepted before reaching the residences of former President Barack Obama Barack Hussein ObamaBiden says voters should choose who nominates Supreme Court justice Senate GOP set to vote on Trump's Supreme Court pick before election In a season of bad ideas, one stands out MORE and Hillary Clinton Hillary Diane Rodham ClintonThe Memo: Trump furor stokes fears of unrest Bloomberg rolls out M ad buy to boost Biden in Florida Hillicon Valley: Productivity, fatigue, cybersecurity emerge as top concerns amid pandemic | Facebook critics launch alternative oversight board | Google to temporarily bar election ads after polls close MORE.

Rep. Maxine Waters Maxine Moore WatersPowell, Mnuchin stress limits of current emergency lending programs Pelosi: House will stay in session until agreement is reached on coronavirus relief Omar invokes father's death from coronavirus in reaction to Woodward book MORE (D-Calif.) and former Attorney General Eric Holder Eric Himpton HolderThe Hill's Campaign Report: Biden on Trump: 'He'll leave' l GOP laywers brush off Trump's election remarks l Obama's endorsements Obama endorses Warnock in crowded Georgia Senate race The Hill's Campaign Report: Trump's rally risk | Biden ramps up legal team | Biden hits Trump over climate policy MORE were also targeted, although Holder's was sent back to the listed return address, the office of Rep. Debbie Wasserman Schultz Deborah (Debbie) Wasserman SchultzFlorida Democrat introduces bill to recognize Puerto Rico statehood referendum Five things to watch at the Democratic National Convention Michelle Obama wishes Barack a happy birthday: 'My favorite guy' MORE (D-Fla.).

During an event to sign an anti-opioid bill into law on Wednesday, Trump condemned "political violence" and urged unity.

But Senate Democratic Leader Charles Schumer Chuck SchumerPelosi: Trump Supreme Court pick 'threatens' Affordable Care Act Will Democrats attempt to pack the Supreme Court again? Pelosi slams Trump executive order on pre-existing conditions: It 'isn't worth the paper it's signed on' MORE (N.Y.) and House Democratic Leader Nancy Pelosi Nancy PelosiPelosi: Trump Supreme Court pick 'threatens' Affordable Care Act Sunday shows preview: Lawmakers prepare for SCOTUS confirmation hearings before election Will Democrats attempt to pack the Supreme Court again? MORE (Calif.) called out Trump in a statement later Wednesday.

"Time and time again, the President has condoned physical violence and divided Americans with his words and his actions," the wrote.

"President Trump's words ring hollow until he reverses his statements that condone acts of violence."