Audio from police scanners and images from shooter's room leaked.

A Kiwi security expert explains how to survive a mass shooting or acts of terror.

Marseille attacker was an illegal immigrant in his 30s with roots in North Africa.

A Somali refugee has been charged with five counts of attempted murder in Canada.

A police officer was stabbed and four people injured in Edmonton, Alberta attack.

Islamic State terrorist films his own death with GoPro as he is hit by a grenade.

Otto Warmbier's parents speak out: 'North Korea is not a victim. They're terrorists.'

The Advertising Standards Authority reversed its decision, upholding the complaint

The second person arrested over London bombing was also a refugee foster child.

Donald Trump has suggested Scotland Yard knew about the Green Tube bombing perpetrators.

Erika Pinfold was going to Parsons Green station when the tube terror attack happened.

Incorporate a "what if" scenario into your travel plans in case of terrorist attacks.

Documentary reveals why Osama bin Laden became evil mastermind behind 9/11 attacks.

Terrorists could break into the British Parliament in under five minutes.

British paramedics to start carrying antidote to deadly nerve gas amid fears in Britain.

The tourist rushed to aid the boy, believed to be young Australian Julian Cadman.

Sydney boy Julian Cadman has been confirmed by family as one of the 14 people killed.

Investigators believe the famous Sagrada Familia was target.

The family of young Australian boy is calling for help to find him after terror attack.

The chilling new reality of urban life: vehicles transformed into weapons of mass murder.

Man with a knife killed two people and wounded at least six in Finland.

The first named victim of the terror attack in Barcelona is Bruno Gulotta, father of two.

Witnesses tell of how a carefree afternoon turned into bloodbath along tourist spot.

GRAPHIC WARNING: Horrified onlookers can be seen running for their lives.

A New Zealander in Barcelona says "it's absolute chaos" in city.

"It all happened in two seconds." Witnesses recall the violence in Charlotteville .

Man charged with a weapons offence and released by police this afternoon.

Paul Jackson was shocked to learn it was his flight that was supposed to have bomb aboard.

A man charged over a NSW-based terror conspiracy tried to have his brother take a bomb.

Senior member of Islamic State in Syria was behind Sydney airport bomb plot, say police.