Terror Alert Videos
UK's Parliament locked down after gun incident
A firearms incident was reported at London's Westminster Bridge, near the United Kingdom Houses of Parliament, the Metropolitan Police said today.
Attack on soldier creates chaos at Paris airport
Authorities say the man tackled a female soldier and tried to take her assault rifle before he was fatally shot.
Belgian Police Conduct New Raids in Search for Suspects
Authorities are trying to capture at least two suspects still at large for attacks in Brussels this week.
Massive Manhunt Underway for Suspect in Brussels Attack
ABC News' Alex Marquardt gives us the latest on the manhunt underway for the suspect involved in the Brussels terror attack.
Brussels Attacks: Who Is the Man in White?
Police launch search for suspect photographed with alleged suicide bombers.
Brussels Transportation Largely Shutdown Following Terror Attacks
ABC News' Alex Marquardt reports on the aftermath of multiple explosions at an airport and train station in Brussels.
Attack on Brussels Airport Takes Place Amid Terror Investigation
Paris terrorism suspect Salah Abdeslam was taken into custody in Belgium days before the attack.
Brussels Explosions Spark Concerns Across Europe
ABC News' Alex Marquardt reports on continuing developments from the European Union host city of Brussels.
Deadly Terror Attacks Rock Brussels Airport, Subway Station
Belgian officials report dozens of deaths and injuries after multiple explosions put the city on its highest terror-alert level.
Multiple Explosion Rock Brussels Airport and a City Metro Station.
Two blasts at the airport and another at a metro station have been reported.