A man allegedly tried to pull a gun from the holster of a police officer at a Trump rally in Las Vegas on Saturday. He then told police he intended to kill the candidate – and had planned it for a year.
Was a DHS employee with a top-secret clearance planning to attack at the agency's headquarters when he entered the building with a gun and other weapons?
A poll shows that 80% of Americans favor Britain leaving the E.U., and that they support the departure more than any other country – including the U.K.
Trump vs. Clinton: The election isn’t about who has the best policies; it will be built around a mutual destruction of the other candidate.
June Terror Threat Snapshot: Officials have investigated more than 800 ISIS-related cases in all 50 states over the past two years.
Terrorists on Social Media: AMU's Homeland Security Program Director, Kelli Frakes, provides some expert advice on how to spot the warning signs.
A new Senate letter says Orlando nightclub gunman Omar Mateen made a series of Facebook posts before and during the attack.
FBI agents arrested an 18-year-old from suburban Indianapolis as he tried to board a bus to New York and join the Islamic State terror group overseas.
A man was set to be arraigned Tuesday on charges he made illegal assault rifles at his home and possessed numerous gun parts, including banned silencers and high-capacity ammunition magazines.
"Selectively editing this transcript is preposterous," House Speaker Paul D. Ryan (R-Wis.) said in a statement. "We know the shooter was a radical Islamist extremist inspired by ISIS."
Zika virus: Scientists said Monday that they had received approval from U.S. regulators to start testing a DNA vaccine, known as GLS-5700, on humans.
Warning of a potential surge in anti-Americanism, Vice President Joe Biden is tearing into Donald Trump's views on foreign policy and urging the country not to follow the presumptive Republican nominee down a path of isolationism and bigotry.