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 of Homeland Security, officials asked the public to report any suspicious activity to law enforcement.

“The FBI and DHS are concerned about possible copycat or retaliatory attacks due to the persistent appeal of vehicle ramming as a tactic for aspiring violent extremist attackers. Previous........

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