The brother and sister, aged seven and five respectively, escaped unharmed after they discovered a loaded handgun on a green area near their home on Castlecurragh estate in the Mulhuddart area

A third man was arrested yesterday by gardaí investigating the recovery of a firearm during an intelligence-led operation in Ballyfermot earlier this week.

Gardaí have found a loaded gun and bullets in wasteground in Dublin.

Irish people living in the United States fear for the lives of their children, who are only armed with active shooter drills if a gunman targets their school. Some miss home, writes Aileen C. O’Reilly.

Police in the North have recovered a firearm in Newry.

A man has been charged in connection with the seizure of a loaded firearm in Dublin yesterday.

A teacher at the Florida school where 17 people were shot dead has been arrested after authorities said he left a loaded gun in a public toilet, where a drunk homeless man picked it up and fired it.

A man has appeared in court charged in connection with the seizure of two loaded revolvers in Dublin over the weekend.

Gardaí investigating a bloody gangland feud have seized a loaded revolver and a canister of petrol from a car in Dublin's north inner city.

An regulation regarding the sale of firearms in the US has been overturned by the US House of Representatives.

Gardaí have today appealed for information after a number of terrifying armed robberies over the festive period in Limerick city.

A woman has been threatened with a gun during an aggravated burglary at an apartment in Longford.

Donald Trump said he was "very troubled" by last week's fatal shooting of a black man by a white police officer in Oklahoma, as he made a fresh appeal to black voters who have supported Democrats in the past by overwhelming margins

Chicago has recorded its deadliest month in two decades in August as part of a sharp rise in gun violence in the nation's third-largest city this year.

Both the man whose fatal shooting sparked violent protests in the US city of Milwaukee and the police officer who shot him are black, police said.

City leaders have appealed for calm in Milwaukee after violence erupted when police shot dead an armed man during a chase.

New laws allowing students to carry concealed guns on campuses have been passed in the US state of Texas.

A gunman entered a Florida hospital and shot and killed a patient and an employee before being arrested.

Seven teenagers have been arrested at a Nando's restaurant after a loaded gun was found in a bag.

President Barack Obama has said the shootings of five Dallas police officers would appear to have exposed "the deepest fault line of our democracy" but that Americans must reject such despair.

A suburban Chicago gun shop is raffling a semi-automatic weapon to benefit victims of the nightclub shooting in Orlando.

Growing number of politicians from both parties believe action needed to prevent more massacres.

A young Briton accused of attempting to grab a police officer's gun in a bid to kill Donald Trump has appeared in a US court in shackles.

Former neighbourhood watch volunteer George Zimmerman says he is vetting bids after closing an auction for the handgun he used to kill unarmed black teenager Trayvon Martin.

There has been another case in the United States of a parent being shot by their own young child.

A woman has been threatened at gunpoint at a house in Co Antrim.

A 23-year-old man has been arrested after a road was closed following reports that an armed man had pulled a gun.

A three-year-old boy has died after accidentally shooting himself with a handgun he found behind the counter of his father’s convenience store.

US President Barack Obama has insisted he can take action to tighten gun controls – without congressional approval.

The first 911 caller reported seeing a man walking down a street shooting a gun in the air. Authorities said they received five more similar calls from witnesses alarmed by what they saw.

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.

CCTV footage shows the moment an armed robber pointed a gun at a shop worker and pulled the trigger – but the weapon failed to go off.

Garda experts suspect that apparent components of a firearm recovered in Mountjoy Prison are a metallic device for grinding cannabis.

An Arizona grandfather has been arrested and accused of leaving his five-year-old granddaughter alone in the desert with a loaded and cocked .45-calibre handgun and the instruction to “shoot any bad guys”.

A 14-year-old boy is in custody after holding 29 students and a teacher hostage at gunpoint in a West Virginia classroom.