The Department of Homeland Security, the FBI and other law enforcement agencies have issued a warning about “lone wolf” ...

As concerns about potential terror attacks grow nationwide, the emphasis on vigilance has never been more critical, according ...

Special events with high attendance and media coverage remain attractive targets for lone offenders and violent extremists ...

ABC News’ Victor Oquendo shares how to stay safe when swimming in open water and new advice experts say can get you out of trouble if you get caught in a rip current.

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