The warning was made to "highlight a potential public safety threat from violent extremists" in reaction to the January 1 attack.

The joint PSA did not list a specific threat, but the agencies asked the public to report any suspicious activity to local and federal law enforcement.

In an interview on ABC's "This Week," Homeland Security Secretary Alejandro Mayorkas warned of a "very difficult threat landscape" after the New Orleans truck attack.

Federal law enforcement is asking the public to remain vigilant as they warn of possible copycat attacks similar to those seen in New Orleans. In a joint statement from the FBI and the Department

The FBI and Department of Homeland Security warned about potential "copycat" vehicle attacks like the one in New Orleans that killed 14 on Jan. 1.

The FBI and U.S. Department of Homeland Security (DHS) warned law enforcement ... following the ISIS-inspired attack on New Year’s Day in New Orleans that killed 14 people and injured dozens ...

The Federal Bureau of Investigation and the U.S. Department of Homeland Security on Monday warned of a potential public safety threat from violent extremists in response to the New Year's Day attack in New Orleans,

Republican Louisiana Gov. Jeff Landry called on Senate Democrats to swiftly confirm DHS nominee Kristi Noem in the wake of the New Year's Day terrorist attack in New Orleans.

The FBI and the Department of Homeland Security are warning that “violent extremists" may be inspired to commit attacks similar to the deadly New Year’s Day rampage in New Orleans.

Federal law enforcement is asking the public to remain vigilant as they warn of possible copycat attacks similar to those seen in New Orleans ... “The FBI and DHS are concerned about possible ...

The New Orleans Women & Children’s Shelter has added two new board members. Ari Ferrand-Goodwin is the director of organizational development for the Port of New Orleans & New Orleans Public Belt Railroad.

Democrats downplayed the rise of foreign threats and instead repeatedly talked about white supremacists and other domestic extremists Friday as