An FBI spokesman told BuzzFeed News that the bureau's investigation into the threats continues and they had nothing new to add. He's accused of making eight bomb threats to harass his former girlfriend.
US federal authorities have been investigating a surge of threats against Jewish organizations, including more than 100 hoax bomb threats in five separate waves in January and February against JCCs in dozens of states.
The entire U.S. Senate on Tuesday asked President Donald Trump's administration to take "swift action" to address the bomb threats leveled against Jewish community centers and other Jewish institutions.
As vandals target Jewish cemeteries and community centers, Jews at the University of San Diego have also been on the receiving end of hate crimes, with numerous swastikas discovered on campus over the past month.
In New York, Chief of Detectives Robert Boyce said there were five threats made, including to the New York-based Anti-Defamation League, which also received threats to its offices in Atlanta, Boston and Washington, D.C. The ADL said threats were also made in Florida and Maryland.
Officials at the JCC say the instituted emergency protocols - and with guidance from law enforcement, calmly and safely evacuated the center.
The JCC in Brighton received a bomb threat Tuesday morning, causing the facility to shut down.
The DeWitt Jewish Community Center in Syracuse, New York was not evacuated, but instead was placed on lockdown after it, too, received a threat at 9:44 am local time Tuesday, the third such incident since January 1.
"This is not 'normal.' We will not be deterred or intimidated", ADL CEO Jonathan A. Greenblatt said in a statement. An anonymous caller to the East Midwood Jewish Center in Brooklyn on Wednesday threatened to spray its synagogue with pig's blood, according to the New York Police Department.
That threat wasn't specific to the Joan and Alan Bernikow JCC at 1466 Manor Rd., so police were called to all three locations on Staten Island.
Greenblatt said JCCs and a day school in Wisconsin, Florida, Maryland and OR were also targeted Tuesday, which he said adds to the 121 threats received since early January.
The York JCC has been serving children, families, individuals, organizations, etc. for over 100 years, and we will continue to do so for at least another hundred.
Chicago Jewish Day School on the city's north side was evacuated for a few hours.
Speaking at a news conference Tuesday on the spate on anti-Semitic incidents, New York City Mayor Bill de Blasio called it "a very troubling reality" that is "exceedingly unsettling".