The shocking sighting briefly caused a nearby school to be placed on lockdown a day after a madman with an AR-15 style rifle ...

The weapon, an AR-15-style rifle, was used to help identify the shooter. Since the end of the Assault Weapons Ban in 2004, the AR-15 has become one of America's most popular firearms.

A suspect who twice fired a military-style rifle near Wildcat Canyon Regional Park Thursday night was found to have a large quantity of ammunition, said the East Bay Regional Park District Police ...

In an email to staff, St. Louis Sheriff Alfred Montgomery wrote, “I want to provide a detailed account of an incident that occurred this morning at approximately 7:06 AM. A call was received reporting ...

ST. LOUIS — A Dutchtown man is facing criminal charges after bringing an AR-style rifle to a homeless shelter in February, according to court records filed Monday morning. The accused, 21-year ...

An AR-15 is held in Auburn, Georgia, in a file photo. A Donald Trump-themed AR-15 is being raffled at the Rod of Iron Ministries' annual Freedom Festival in Pennsylvania.

A 9-year-old boy in Phoenix, Arizona, shot and killed his younger sister with his dad’s rifle, police said. His father was arrested on possession of the gun.

Brock Peterson covers his heart while holding his custom AR-15 rifle during a pro-Second Amendment rally held in front of the Wyoming Supreme Court in Cheyenne, Wyo., April 14, 2018.

SPRINGFIELD — City police took another AR-15 rifle off the streets Wednesday, arresting a city man on a slew of gun charges. At about 2:30 a.m., ShotSpotter activations drew police to the area ...

A 15-year-old boy stormed a small regional airport in Arkansas with an AR-style rifle while demanding a plane -- until he was stopped by a "heroic" pilot who ran and grabbed his own gun, according ...

Gun-control debate rages anew after Orlando gunman uses legal AR-15-type weapon. — -- The Orlando nightclub shooter's use of a legally purchased AR-15-type rifle, which President Barack Obama ...