Details emerge about London attacker's Mideast travels
Massive police effort underway to discover how homegrown ex-con with violent streak became radicalized
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Massive police effort underway to discover how homegrown ex-con with violent streak became radicalized
Police say man dies in hospital as 2 more "significant" arrests made in investigation into attack on Parliament and Westminster Bridge
Scotland Yard's top antiterrorism officer says arrests made in raids linked to attack on Parliament as ISIS makes claim, but provides no evidence
Kurt Cochran died when attacker targeted Westminster Bridge pedestrians before fatally stabbing Parliament cop
London's Metropolitan Police identify attacker as Khalid Masood, say he was known to police
The London terror attack puts new focus on the use of vehicles as deadly weapons. In the past year, vehicle attacks in Ohio, Germany and France have killed and injured dozens of people. Don Dahler reports on some of the counter measures.
Federal prosecutor says Frenchman drove car with weapons in it down a busy shopping street, but was caught
Metropolitan Police said five people were killed -- including the attacker -- and at least 40 people were injured in the attack
Photos of the London attack near Parliament
In wake of London attack, artist creates drawing to show "we are all suffering in the same way"
Man attacked Parliament police officer before making his way toward entrance used by lawmakers
ISIS claimed double suicide bombings at Brussels airport and a metro station, and Belgium is still on 2nd highest terror alert
Prosecutor says man who attacked soldier at airport yelled that he wanted to die in the name of Allah
Authorities say deadly incident was linked to earlier shooting on police officers during traffic stop
“Wounded But Still Standing in Front of the Inconceivable” marks the victims of terror attacks in Belgium and elsewhere in Europe
Reports suggest explosives were discovered and an attack on the French capital has been thwarted with raid in Montpellier region
Officials say Egyptian-born Abdullah Reda Refaie al-Hamahmy has a record of remarks supporting ISIS on social media
Raids underway in Paris after a man believed to be an Egyptian attacked soldier outside the museum
Man carrying bag and machete attacked soldier in "terrorist" incident, but is now seriously wounded in police custody
String of lawsuits filed wants Twitter, Facebook to pay damages for failing to stop violent extremists from using their platforms
Berlin Christmas market attacker ate with acquaintance on night before deadly rampage in Germany
Anis Amri, the main suspect in Monday's Christmas market attack in Berlin, was killed overnight. Italy's interior minister says Amri died in a shootout with police in Milan. He was the target of an international manhunt after a tractor-trailer rammed into the market, killing 12 people. Charlie D'Agata reports from Berlin.
Italian officials confirm shootout in Milan ended with Tunisian suspect in Berlin Christmas market attack, Anis Amri, dead on the ground
Young Tunisian has history of dodging deportation in Europe, and of violence, and police seem to have missed opportunities
Prosecutors said they released the only person arrested in connection with the attack because of a lack of evidence