The dose of nerve agent given to North Korean ruler Kim Jong Un's half-brother was so high that it killed him within 20 minutes and caused "very serious paralysis", Malaysia's health minister has said.

Malaysian authorities are decontaminating the airport where the estranged half-brother of North Korean ruler Kim Jong Un was killed with a deadly nerve agent 11 days ago.

Gardaí are investigating a single vehicle road traffic collision that occurred this morning.

A woman has been found guilty of killing her boyfriend in Dublin.

Greece's ambassador to Brazil was killed at the home his wife kept in the Rio de Janeiro area, police said.

At least three children and 18 others have been killed in a series of air strikes on the opposition-controlled town of Kafranbel in north-western Syria, according to activists.

A fire at a student dormitory for girls in the southern Turkish town of Aladag has killed 12 people and wounded 22 others, according to a Turkish governor.

A boy has been killed in a suspected hit and run incident in Co Derry.

A copper mine has collapsed in south-east Turkey, killing three workers and trapping 13 others inside, according to media reports.

Police are attempting to establish how a pedestrian who died in an accident on the M4 came to be walking on the motorway.

A white police officer charged with manslaughter after she killed an unarmed black man has been released on a 50-000-dollar (£38,000) bond.

Two people have been killed and 17 others are injured after two buses collided in New Jersey.

A suicide bomb suspect has died in an operation by Canadian police to thwart what they said was a planned attack.

Authorities in northern Mexico say the murder of the director of the Miss World Mexico beauty pageant was a targeted killing.

Air strikes by the US-led coalition have killed 28 civilians, including seven children, in a village in northern Syria held by the Islamic State group, according to activists.

Three fans were killed when violence broke out during Colombia's celebration of victory in the South American club football championship.

The 26-year-old man suspected of carrying out a mass stabbing attack that left 19 people dead at a Japanese care home for the mentally disabled has been moved from a local police station to the prosecutor’s office in Yokohama.

The driver killed when his Tesla car crashed while in self-driving mode was travelling at 9mph above the speed limit just before hitting the side of a tractor-trailer, federal accident investigators have said.

A Syrian asylum seeker has killed a woman with a machete and wounded two others outside a bus station in the south-western German city of Reutlingen before being arrested.

A prominent journalist was killed in a car bombing in Ukraine’s capital, Kiev, yesterday morning, sending shockwaves through Ukraine’s journalist community that was shaped by the gruesome killing 16 years ago of the founder of the publication he worked for.

Police in Central California say two family dogs killed a three-day-old baby after her mother left her unattended on a sofa for a few seconds.

Ethiopian security forces have killed more than 400 people in a crackdown on protests in the Oromia region since November, Human Rights Watch said.

Yesterday’s Florida attack follows the fatal shooting late on Friday of 22-year-old singer Christina Grimmie, who was killed after her concert inOrlando by a 27-year-old Florida man who later killed himself.

A 75-year-old Buddhist monk has been killed in a monastery in south-eastern Bangladesh.

A US Navy SEAL killed during a firefight in Iraq was part of a team that moved in to rescue military advisers from an Islamic State (IS) attack, the Pentagon confirmed.

A dog that was running loose on a motorway was deliberately run down and killed by traffic police, North Wales Police have confirmed.

46 people have been killed in a double car bombing in the Syrian city of Homs.

A brutal fight between rival factions has killed 52 inmates and injured 12 at a prison in northern Mexico, the state governor said.

Two commuter trains crashed head-on in southern Germany, killing 10 people and injuring around 90 as they slammed into each other on a curve after an automatic safety braking system apparently failed, the transport minister said.

At least 47 people, including nine children, are reported to have died in air strikes in Eastern Syria.

An American woman found dead in her Florence apartment had been brutally beaten and strangled, Italian prosecutors said.

At least 32 people were killed and 90 wounded in two bomb explosions in the Syrian city of Homs, according to the Syrian Observatory for Human Rights.

An Air India maintenance technician has died after being sucked into an aircraft engine at Mumbai Airport.

Four Palestinians have wounded several Israeli soldiers in separate attacks before they were shot and killed by troops, the military said.

Authorities in Belgium are to release DNA samples to see if the suspected mastermind of the Paris terror attacks was killed yesterday.

A train carrying 280 passengers has derailed in a remote area of south-western Pakistan, killing the train driver and 11 passengers and injuring at least 57 people.

An ambush in the Yemeni port city of Mocha has killed 44 anti-rebel fighters, according to security officials and witnesses.

At least 43 people were killed and more than 240 wounded yesterday in two suicide bomb blasts claimed by Islamic State in a crowded residential district in Beirut’s southern suburbs, a stronghold of the Shi’ite Muslim group Hezbollah.