The more than a dozen recipients of potentially explosive packages in recent days have all been outspoken critics of President Trump. And in almost all cases, Trump has hit Twitter, one of his favorite communications tools.
Here's an overview of what the President has said about the parcel recipients:
James R. Clapper Jr.  In April, after the former director of national intelligence had contributed to CNN, a network called Trump Repeatedly rejects, Trump Clapper described as "a lying machine".
The Democratic Senator from New Jersey was not a frequent target for Trump, but he tweeted this defeat during the 2016 campaign: "If Cory Booker is the future of the Democratic Party, they have no future ! "
In March, after the former vice president said he would "beat the hell" out of Trump for disrespecting women, the president responded on Twitter, saying Biden was "weak, both mentally and" also physically "and" would be quick and hard ".
Robert De Niro
After celebrated actor Trump described profanely at the Tony Awards in June, Trump called De Niro "a very low IQ person. "
Trump has repeatedly called the Democratic Congressman from California "IQ person Low IQ "and tries to keep it as the" face of the Democratic Party ".
The former Attorney General and potential presidential candidate for 2020 was not a regular candidate for Trump's goal on Twitter, but his name was last Contained in a tweet criticized by current Attorney General Jeff Sessions. Trump quoted Fox business moderator Lou Dobbs as suggesting that the Department of Justice was as biased towards Republicans as he was under sessions.
Debbie Wasserman Schultz
In the 2016 elections, Trump described the Democratic Congressman from California as "neurotic." "At this time, she was chair of the Democratic National Committee.
In an August tweet, Trump said the former CIA director was "easily the BADEST in history" and said he was now "no less than a loud noisy h, partisan, political hack, to which one can not entrust the secrets of our country! "Trump has since revoked Brennan's safety clearance.
The former president was a frequent target, including in March 2017, when Trump accused Obama without proof, his phones in the Trump Tower during the elections 2016 to have wiretapped. "Bad (or sick) guy!" Trump said.
Democratic presidential candidate of 2016 and former US Secretary of State have faced Trump several times, including Trump in May asked why the special council of Robert S. Mueller III. because of her "many crimes" did not focus on "Crooked Hillary Clinton".
Trump recently mentioned the prominent Democratic donor during the Supreme Court Senate approval process of Brett M. Kavanaugh. Without proof, Trump accused Soros of paying paid protesters who had come to the Capitol.
A year ago, Trump set up the environmental activist and said he accused him of being "Wacky & totally moved "and questions his ability to influence elections.
Kamala D. Harris
Trump did not meet with his Democratic senator from California on his personal Twitter account, but in July the official White House account was used to accuse her of being weak on immigration issues.
". @ SenKamalaHarris, why do you support the animals of MS-13? You do not need to know what ICE really does, "the White House said in a tweet with a link to a US immigration and customs agency release on the removal of a Salvadoran MS-13 gang.