President Donald Trump's Department of Justice has sued the District of Columbia to end a ban on assault-style weapons, including the AR-15.

The Justice Department alleged in a lawsuit that local DC gun laws violate the Second Amendment rights of district residents.

The Department of Justice filed a lawsuit against the District of Columbia on Monday, alleging that the city’s strict ban on specific semi-automatic firearms ...

The Model 607 was Colt's first attempt at a carbine version of the AR-15 rifle, shortening both the barrel and stock. The action is identical to a standard AR, but the barrel is only 10 inches (254mm) ...

The AR-15 rifle was originally developed by Armalite as an offshoot of the AR-10 rifle designed by Eugene Stoner. How that second-thought rifle became the US standard military rifle - and the ...

The justices rejected an appeal from gun rights advocates. The Supreme Court on Monday turned away an appeal by a group of gun-rights advocates seeking to overturn Maryland's ban on assault-style ...

The father of accused Georgia school shooter Colt Gray believed that his 14-year-old son was too gentle, and bought him the AR-15-style rifle in an attempt to “toughen him up,” a relative claims.

BARROW COUNTY, Ga. — The accused gunman who shot and killed four people and injured nine others at Apalachee High School used an AR-15-style rifle to commit the crime, according to warrants. The ...

WINDER, Georgia — Colt Gray, the baby-face Georgia school shooting suspect who is charged with murdering two classmates and two teachers, grew up in a broken and neglectful home, which police and ...

The 22 ARC is a competition-born cartridge that aims to elbow its way to the top of the gas gun world. The cartridge’s original development strove to propel the most efficient bullets fast enough to ...

A showdown over America’s bestselling rifle is heading to the Supreme Court this fall: Gun-rights groups are asking the court to consider whether the AR-15 and other rifles described as assault ...

HACKENSACK (WABC) -- A rally is set for Monday as residents in New Jersey fight back against a federal court decision that ruled the state's ban on AR-15s is unconstitutional. Congressman Josh ...