Over the years, De Niro has expressed his support of Barack Obama and Hillary Clinton and his utter distaste for Donald Trump. The actor-director hurled profanities at the president in June at the Tony Awards ceremony. "First, I wanna say, 'F- Trump, '" he said.
In recent days, a number of packages containing pipe bombs have been sent to high-profile Democratic officials, including former presidents Barack Obama and Bill Clinton, as well as to a former Central Intelligence Agency director, CNN, and other prominent critics of President Donald Trump. The package has since been removed.
Details about how authorities ultimately found the Biden package on Thursday morning in DE weren't immediately available.
All the devices were sent to an Federal Bureau of Investigation lab in Virginia to be studied.
Mrs Clinton thanked the Secret Service and said she and her family "are fine".
Mrs. Clinton was in Florida and thanked the Secret Service for intercepting the package.
Wasserman Schultz said in a Wednesday statement, "We will not be intimidated by this attempted act of violence". Yesterday, the Time Warner Center was evacuated because of the bomb sent to CNN. It started Monday when a device was found in the mailbox of a home owned by billionaire political activist George Soros.
Hillary Clinton: Authorities intercepted suspicious device sent to Clinton's NY suburban home late on Tuesday.
Barack Obama: Authorities intercepted suspicious device sent to Obama's Washington, DC home early on Wednesday.
Law enforcement officials said all the packages were similar: manila envelopes with bubble-wrap interior bearing six stamps and the return address of Wasserman Schultz.
Sanders says the president is not responsible for sending suspicious packages any more than Democratic Sen.
"Stop blaming others. Look in the mirror".
Gov. Andrew Cuomo ordered "100 additional National Guard soldiers and directing State law enforcement to double security at vital assets across NY, including LaGuardia and JFK, mass transit systems, and bridges and tunnels".
CNN has been a repeated target of Trump's attack, with the USA president often labelling the network as "fake news".
At the White House, Trump vowed Wednesday that "we will spare no resources or expense" to pursue the perpetrator.
An initial examination shows they are are rudimentary but functional, and have similar construction.
Robert De Niro: Shortly after 4 a.m. Thursday, police responded to a report of a suspicious package received at a nonresidential building in New York City's Tribeca neighborhood, NYPD Lt. Thomas Antonetti said.
The FBI late Wednesday confirmed that two additional packages, similar in appearance to the others, were addressed to Waters.
Maxine Waters: One package was sent to the Democratic congresswoman's office in DC and a second package addressed to her was found at a postal facility in Los Angeles.
Trump said that in his view, the media held some responsibility for the current political climate of division and distrust between Americans.