The mayor of Charlottesville laid the blame on President Trump for white supremacist riots in the Virginia city that left one dead and dozens injured on Saturday.
Former FBI Assistant Director James Kallstrom slammed "politically correct training" for security officers.
Department of Homeland Security Secretary John Kelly says the risk of a terror attack on the United States "as threatening today" as it was on 9/11.
Veteran Army National Guard Pete Hegseth took us inside Guantanamo Bay for an exclusive look at the infamous prison.
FBI Director James Comey, who is testifying on Capitol Hill today, acknowledged that encryption is a "big problem" and terrorists and criminals will always have ways to hide their communications from the government.
The Government Accountability Office says that more than 2,000 suspected terrorists have managed to buy guns in the U.S. from 2004 to 2014.
Did ISIS propaganda inspire Chattanooga shooter Muhammad Youssef Abdulazeez?
The death toll has tragically risen in the Chattanooga, Tenn., shooting.
According to reports leaked from the Department of Homeland Security, the real danger to U.S. national security isn't ISIS, but domestic right-wing extremists.
This afternoon on "Happening Now," Catherine Herridge reported on a four-page NYPD intelligence assessment that provides new details on Zale Thompson’s self-radicalization in the weeks leading up to his Oct. 23 ax attack on NYPD officers.
There’s growing outrage that a possible act of jihad in the United States is being ignored. 19-year-old Brendan Tevlin was shot to death in New Jersey in July. Authorities later charged Ali Muhammad Brown with murder.
A new Wall Street Journal report is calling attention to an incident that occurred last April in which snipers attacked a California power station.