A trio firing off an AR-15 rifle at makeshift targets at a homemade “range” on the Florida Keys could have had deadly consequences Thursday, deputies said.

The bullet from an AR-15 rifle leaves the muzzle at three times the speed of a handgun bullet. That means it has plenty of energy to “distribute” inside the body upon collision.

Three people in the Florida Keys are accused of firing an AR-15 at homemade targets which led to one bullet entering a residence while two victims were inside.

A 14-year-old boy used an AR-platform-style rifle in a high school near Atlanta, Georgia and killed two students and two teachers.

The design of AR-15 receiver sets is such that most exhibit some degree of looseness when fit together using typical captured-detent takedown pins.

Man with AR-15 shot up Monroe County Sheriff's Office vehicles in Marathon: Authorities Authorities were called to the complex on Sombrero Boulevard at around 10 p.m. for a man throwing objects ...

Snap is back with a pair of lightweight, AR smart glasses. For the first time in years, the company wants to sell them to consumers.

I was shot with a bullet that pierced the upper part of my right ear. I knew immediately that something was wrong in that I heard a whizzing sound, shots, and immediately felt the bullet ripping ...

U.S. Senate candidate Lucas Kunce was shooting a rifle at a campaign event when a TV reporter was injured in the arm by a bullet fragment. Kunce delivered first aid.

HIALEAH - A New Year's Day celebration turned tragic when a 10-year-old girl was struck and killed by a stray bullet in Northwest Miami-Dade. According to police, Yanelis Munuguia was with her ...