There have been more than 350 shootings this year, in which four or more people were wounded or killed in the US, according to the crowd-sourced website shootingtracker.com, which keeps a running tally of gun violence.

The family of US school gunman Chris Harper-Mercer have described their shock after the 26-year-old killed at least nine people before being fatally shot.

Hundreds of people marched across the Brooklyn Bridge demanding stricter gun laws and offering a litany of violent stories to show why they are needed.

Plenty to watch on the tellybox tonight.

Gunman Adam Lanza’s parents and the education system worsened his social isolation in the years before he carried out the 2012 Sandy Hook Elementary School massacre, according to a report.

A teenage gunman armed with a rifle has shot and killed a 14-year-old student and injured a teacher before killing himself at an US high school, authorities said.

With a California town grieving the deaths of six college students killed by a mentally ill man, one victim’s father blamed the killings on politicians who failed to tighten gun laws after a mass school shooting in Newtown, Connecticut.

Police released thousands of pages from their investigation into last year’s massacre in Newtown, Connecticut, providing the most detailed and disturbing picture yet of the rampage.

Police in the US have released thousands of pages of documents from the investigation into last year’s school massacre in Newtown, Connecticut, which could shed new light on the world of the 20-year-old gunman.

A teenager who may have had a grudge against a teacher opened fire with a shotgun at a US high school, wounding two students before killing himself.

It’s a year to the day since Kaitlin Roig barricaded herself and 15 first-graders in a bathroom at Sandy Hook Elementary School, hiding from a gunman who would go on to kill 26 in an 11-minute rampage.

A student opened fire at a Colorado high school injuring two others before apparently turning the gun on himself, authorities said.

There was a flamboyant pop star, a veteran singer, a TV star, some supermodels, and one of the world’s most powerful philanthropists. Even a former secretary of state who may soon be running for president.

Pupils cowered in fear and pleaded for their lives as a 12-year-old boy went on a rampage with a handgun in the US, waving the weapon at classmates and shooting dead a maths teacher.

A boy opened fire with a semi-automatic handgun at his Nevada school yesterday, killing a maths teacher who was trying to protect pupils and wounding two 12-year-old classmates, before turning the weapon on himself.

Two people killed in a US school shooting were a staff member and a student who was probably the attacker, police said.

US lawmaker John Morse explains how he lost his job fighting for gun control — and why he’d do it again.

The Washington massacre gunman used a valid security pass to get inside the navy complex where he killed 12 people but the motive for the shootings was still a mystery, investigators said.

Actor Liam Neeson is highlighting violence against children in a video to launch a UNICEF initiative on what he says is a largely “invisible” global scourge.

Jim Carrey has apologised for insulting gun supporters.

Computer files to create a plastic handgun almost entirely from parts made with a 3D printer have gone online, alarming gun-control advocates after it was successfully test-fired by its inventor.

The public face of the National Rifle Association is imploring members to never surrender their weapons in the wake of recent gun control efforts in Congress that he said will “destroy us and every ounce of our freedom”.

A week after her father, Tamerlan Tsarnaev, allegedly set off a bomb at the Boston Marathon, killing three and injuring hundreds, three-year-old Zahara Tsarnaev was seen happily playing on a slide in her grandmother’s yard in Rhode Island.

The US Senate blocked bipartisan legislation yesterday aimed at tightening restrictions on the sale of firearms.

IT WAS as good a Patriots Day, as good a marathon day, as any; dry and seasonably warm but not hot like last year.

As the FBI launched a hunt for those responsible for the Boston Marathon bombings, US President Barack Obama said: “We will find out who did this. We’ll find out why they did this. Any responsible individuals, any responsible groups, will feel the full weight of justice.”

US authorities scrambled to tend to dozens of maimed and wounded people after two bombs exploded at the finish of the Boston Marathon.

The US senate cleared the way yesterday for a weeks-long debate on proposals to curb gun violence, rejecting an effort by Republicans to block consideration of gun-control legislation prompted by December’s Newtown school massacre.

The US Senate is ready to launch an emotion-charged debate on new gun restrictions, four months after the carnage at a Connecticut elementary school spurred President Barack Obama and Congress to address firearms violence.

Conservative senators from both political parties are backing wider background checks for gun buyers, but it remains unclear if President Barack Obama can push significant weapon controls through the US Congress.

A community college student who said he had fantasised since childhood about stabbing people to death went on a slashing spree at his Houston, Texas campus.

The head of Colorado state’s prison system was shot and killed at his home, just hours before the governor signed landmark gun control legislation drafted in response to a series of mass shootings.

A gun control package has cleared Colorado’s state senate as its backers described it as a needed response to the state’s blood-soaked history of mass shootings.

The state which rushed the nation’s toughest gun control measure into law after the Connecticut school shootings is carving out an exemption to make sure film and TV producers can stage running gun battles on Manhattan streets.

A gunman shot three people after a dispute at a US office complex and then fled the scene, police in Arizona’s largest city said today.

Thousands of people joined a rally for gun control in the US capital Washington, just days before the Senate begins debating new measures proposed by President Barack Obama.

Arnold Schwarzenegger today called for “a very serious debate” to help minimise US gun tragedies.

Thousands of gun advocates gathered at state capitals across the US to protest against stricter limits on firearms.

The British designer of a new video game based on Syria’s civil war says he hopes it will inform people who might otherwise remain ignorant about the conflict.

Braced for a fight, President Barack Obama last night unveiled the most sweeping proposals for curbing gun violence in two decades, pressing a reluctant Congress to pass universal background checks and bans on military-style assault weapons and high-capacity ammunition magazines like the ones used in the Newtown, Connecticut, school shooting.

The National Rifle Association president has said US Congress is not likely to pass a new ban on assault weapons.

One student has been injured in a shooting at a rural high school in California today and another has been taken into custody, US officials said.