Unemployment and alienation have left many bitter and ripe for recruitment, experts say.
Siblings Khalid and Ibrahim El-Bakraoui both had criminal records, but no known extremist connections.
The suspect reportedly was seen in the airport terminal wearing a light-colored jacket and a hat.
The Belgian government has "failed" in stopping the jihadi threat, say experts.
Belgian federal prosecutor releases images of suspected bombers inside Zaventem airport.
Sympathizers of the militant group hail the attack as a reaction to Belgium's "war" on religion.
Gatwick, Paris and Frankfurt airports increase security levels after two explosions hit Brussels check-in area.
No links to extremism yet established but ISIS suspects remain at large in Belgian capital.
Opposition politicians have spoken out against imprisoning the protesters.
Airport workers allegedly handled the laptop before it was used in an attempted extremist attack.
The TSA list for 2015 includes a record number of firearms as well as a meat-slicer, a chihuahua and all sorts of creatively hidden items.
Few refugee shelters in Europe have as much history as Tempelhof Airport, which recently opened hangars to more than 2,000 asylum seekers.
The plane made a diversion to Burgas airport after a passenger reported explosives on board.
Director of airport is replaced as Cameron says bomb "more likely than not."
The incident was the second for the airline in less than six weeks.
FiveThirtyEight ranked airports and airlines based on their performance from May 2014 to April 2015.
Homeland Security Secretary Jeh Johnson has ordered the acting administrator's reassignment.
The former Iraqi Airways pilot resigned saying there is risk of 'fatality' from the attacks.
One prospective Russian airfield is just 50km from a key British RAF base.
The plane's landing gear has reportedly been effected due to a technical issue
The air strikes were on an airport controlled by a rival administration in the chaotic Libyan capital
Chinese military responds with full force over mysterious aircraft.
100 percent of travelers from the countries hardest hit by Ebola will now be subject to enhanced screening procedures.