The Department of Homeland Security and the FBI are concerned about the potential for copycat attacks from the New Orleans ...

Intelligence bulletins sent out ahead of the holiday warn of copycat attacks and homegrown extremists targeting July 4 ...

Former Secret Service agent discusses enhanced security protocols for Fourth of July celebrations across the country amid ...

The FBI and DHS have issued a joint bulletin warning of potential lone-wolf terror attacks ahead of Independence Day ...

A lone wolf actor poses the biggest threat to Fourth of July celebrations in New York and San Francisco, according to multiple intelligence bulletins obtained by ABC News. The Department of ...

WASHINGTON (TNND) — As Americans prepare to celebrate Independence Day, the Department of Homeland Security has issued a warning about potential "lone wolf" terrorism threats. According to ABC ...

Federal authorities warn that lone actors pose the most significant terrorism threat to July 4th festivities nationwide, driven by diverse grievances. While no specific threats target the Macy's ...

In a joint bulletin, the FBI, Department of Homeland Security and other law enforcement agencies said individuals or small ...

Attacks perpetrated by lone actors are the biggest terrorism threat to July 4th festivities in New York City and elsewhere, federal authorities said in a threat assessment obtained by CNN.

Attacks perpetrated by lone actors are the biggest terrorism threat to July 4th festivities in New York City and elsewhere, ...

Just one month before that massacre, the FBI and DHS warned about the threat of violence from lone offenders and the potential use of vehicle ramming, according to two internal memos obtained by CNN.