After Wednesday's press conference in York County, a tactical gear expert weighs in on new details about Officer Andrew ...

The footage shows the lead-up to the fatal shooting between the trooper and 34-year-old Kelsey Hildal on April 1.

A Florida man charged with planning a mass shooting had ties to Abundant Life Christian School shooter Natalie Rupnow, ...

Authorities say Damien Allen had 18 guns, 300 pounds of ammo, and police uniforms — and was in contact with a teen who carried out a deadly school shooting.

There have always been speculations that foreign powers are trying to meddle or at least influence our elections.

Why were the pellets not stopped by Duarte's ballistic vest? The pellets that caused ... he said his role was to address specifics of police tactical decisions and not to offer tactical advice ...

A Florida man is accused of threatening mass shootings at several different locations and communicating with the accused mass ...

A Florida man with ties to a teen girl behind a deadly shooting at a Wisconsin school last year has been arrested for allegedly making mass shooting threats.

A 22-year-old man who allegedly stockpiled weapons, ammunition and gear with the intent to carry out threats of mass violence ...