FBI identifies source of New Jersey synagogues threat who ‘no longer poses a danger to the community

An individual has been identified and interviewed in connection with a broad threat to synagogues in New Jersey, according to law enforcement sources, and the FBI in Newark tweeted on Friday that the source of the threat “no longer poses a danger to the community.”

The person told authorities he does not like Jewish people and was very angry, but he indicated that he was not going to do anything harmful, the sources said.

Police officers stand watch outside the United Synagogue of Hoboken, New Jersey, on Thursday.

An online posting with antisemitic comments in a forum frequented by extremists prompted an FBI alert Thursday night, CNN reported.

Police officers stand watch outside the United Synagogue of Hoboken, New Jersey, on Thursday. [CNN]

Authorities were alarmed because the posting was written as if an attack had already occurred, the sources explained. Similar writings have been posted by “active shooters” in incidents across the country just before their attacks.

That factored significantly into the urgency of locating him and also releasing the broad warning to the Jewish community, the sources said.

The online threat arrived at a moment of rising antisemitism in the US, as public incidents of bigotry have surfaced around the nation, from Florida to California.

“Each and every law enforcement agency in New Jersey stood up yesterday to protect and communicate with our Jewish neighbors against hate,” New Jersey Attorney General Matthew Platkin said in a statement Friday. “From direct contact to synagogue leadership, to uniformed and non-uniformed police presences at places of worship, our State Police, federal partners, county prosecutor’s officers, local police departments, sheriffs and other law enforcement moved swiftly to protect synagogues and Jewish centers.”

“While this immediate threat has been mitigated, we know that others ma