A police officer has shot and killed an armed security guard at a suburban Chicago bar, and now the guard's mother is suing police.

Telemachus Orfanos was one of the dozen people killed Wednesday night at Borderline Bar & Grill in California at the hands of another mass shooter (who owned the gun legally). Orfanos was an Eagle Scout and enlisted in the Navy. He was also a survivor of another mass shooting: The one in Las Vegas last summer during the Route 91 Harvest music festival.

The state's insurance agency sent a cease-and-desist order, saying the NRA isn't licenced to sell the product

As Las Vegas prepared to honor those killed in last year's shooting massacre at a country music festival, the federal government moved ahead Monday with plans to ban an accessory that investigators said gave the gunman extra firepower. The Justice Department confirmed that a proposed rule to ban bump stocks was sent late last week to the Office of Management and Budget for review. After a review that could last up to 90 days, the proposal will be published in the Federal Register, inviting public comment.

Media outlets and politicians in mourning have all offered thoughts, prayers and not much else for the most recent mass shooting in Columbine, Colo.; Las Vegas; Sutherland Springs, Texas; Parkland, Fla. (insert next city here). Very few have called it a terrorism-related incident.

The leader of a white nationalist militia says Florida school shooting suspect is a member of his group and participated in paramilitary drills in Tallahassee.

The gun store owners who sold confessed Florida school shooter Nikolas Cruz the semiautomatic refile he used to kill 17 people on Wednesday said their devastated the weapon came from them. Michael and Lisa Morrison said that they are so 'mortified' over the event, they shuttered their business, Sunrise Tactical Supply, indefinitely on Friday.

Nikolas Cruz became a better marksman thanks to a large infusion of funds provided by the National Rifle Association ("NRA") to Cruz's former high school in 2016.

The world's largest asset manager put U.S. gunmakers on notice on Thursday that it is no longer business as usual in the wake of a shooting that killed 17 at a Florida high school.

As an American living in Zurich, I’ve watched news cycle after news cycle reporting mass shootings, domestic violence-related homicides, and accidental gun deaths in the United States. While the issue of gun violence has impacted every American in some way, I have had a more close-up view than most.

The government won’t fix it. The NRA is silent.

Many Americans can buy a gun in less than an hour. In some countries, the process takes months.

The proposal defines an assault weapon as any semiautomatic rifle that has the capacity to accept a detachable magazine, and any feature like folding or telescoping stock, or that can accept more than 10 rounds of ammunition.

Remington Outdoor has been in business for more than 200 years but has been hit by slowing sales.

“Certain guns, like AR-15s, shouldn’t even be accessible to the public.” By Robby Soave.

In the week since the March for Our Lives student activists have rebuffed claims of a secret plan to repeal the second amendment

In the wake of mass shootings, a lifetime of gun ownership leads to unsettling questions.

A response to Jack Dunphy.

An exaggerated (and outdated) trend has been used to attack a group of young gun control activists online.

Many gun owners say the primary reason they own a firearm is self-defense. But for years, experts have been starkly divided over how often people actually use guns for this purpose.

"I thought giving everyone a gun was to enhance safety. Am I missing something?"

Photographs of the event capture the many contradictory facets of firearm-loving culture. By Charles Bethea and Mark Peterson.

A Florida police officer is facing mounting backlash over a Facebook comment in which he seemingly wished violence upon Parkland shooting survivor David Hogg and other young gun control activists.

For more than a year, Florida failed to do national background checks that could have disqualified people from gaining a permit to carry a concealed weapon. The lapse, revealed in an internal report that was not widely known about until Friday, occurred during a time period when there was a significant surge in the number of people seeking permission to legally carry a concealed weapon. Florida does not allow the open carry of weapons, but more than 1.9 million have permits to carry guns and weapons in public if they are concealed.

For more than a year, the state of Florida failed to review national background checks on tens of thousands of applications for concealed weapons permits, potentially allowing drug addicts or people with a mental illness to carry firearms in public.

Americans make up only four percent of the global population but they own 40 percent of the world's firearms, a new study said Monday. There are more than one billion firearms in the world but 85 percent of those are in the hands of civilians, with the remainder held by law enforcement and the military

A child found something a little different at an Ikea store in Fishers, Indiana: A handgun inside a sofa.

Suddenly, after yet another multiple-fatality shooting in America, the latest yesterday at a venerable newspaper office in Maryland, I’ve reached the end of my rope. I no longer give a flying flock of fairy flycatchers what either the 1st or 2nd amendments say. They both need to go, in part. Or, at bare minimum, be radically rewritten. They aren’t working. Repeat, they aren’t working!

A Chinese firm wants to arm the country's police forces with a whole new kind of weapon for the battlefield: an assault rifle that fires lasers and can burn your clothes and skin from up to 800m away. Oh, and those lasers are silent, invisible, and can pass through glass windows too.

A Republican running for Congress told the father of a Parkland, Fla., school shooting victim on Friday to stop "exploiting" his daughter’s death by calling for gun control legislation.

Guns kill more than 30,000 Americans every year, far more than in any other developed country. While lawmakers and activists battle it out over legislative solutions, some are trying a different approach: integrating smart technology into guns. In this episode of "The Spark," Bloomberg follows 21-year-old inventor and entrepreneur Kai Kloepfer, who's created a "smart" handgun that could save thousands of lives.

A multi-year legal battle over the ability to distribute computer models of gun parts and replicate them in 3D printers has ended in defeat for government authorities who sought to prevent the practice.

Gun-rights activists have reached a settlement with the government that will allow them to post 3-D printable gun plans online starting August 1. The settlement ends a multi-year legal battle that started when Cody Wilson, who describes himself as a post-left anarchist, posted plans for a 3-D printed handgun he called "The Liberator" in 2013.

CLEARWATER Pinellas County Sheriff Bob Gualtieri announced Friday that his agency will not arrest a man deputies say shot and killed another man during an argument over a handicap parking space.

The Second Amendment Foundation and NRA have filed a lawsuit against the City of Seattle over the city's recently passed "safe storage" gun requirement, claiming it violates the state's preemption statute. The suit also names Seattle Mayor Jenny Durkan, the Seattle Police Department and Chief Carmen Best. Durkan reacted to the suit Friday, “While they go to court – kids go to the hospital. We can’t prevent every gun death or injury, we can take steps to help prevent tragedies. I am grateful that legal experts who share our commitment to reducing gun violence are standing with us and standing up for safer communities.”