Aurelien Breeden The New York Times

Bombs packed with nails terrorized Brussels on Tuesday in the deadliest assault on the European heartland since the Islamic State's attacks on Paris four months ago, hitting the airport and subway system in coordinated strikes that were also claimed by the militant extremist group.

A series of deadly terrorist attacks struck Brussels on Tuesday, with two explosions at the city's main international airport and a third in a subway station at the heart of the city, near the headquarters of the European Union.

Two explosions killed at least one person and forced the evacuation of Brussels Airport around 8 a.m. on Tuesday, according to the authorities and news reports, and another explosion was reported at a metro station in the city.

Bombs packed with nails terrorized Brussels on Tuesday in the deadliest assault on the European heartland since the Islamic State's attacks on Paris four months ago, hitting the airport and subway system in coordinated strikes that were also claimed by the militant extremist group.

A series of deadly terrorist attacks struck Brussels on Tuesday, with two explosions at the city's main international airport and a third in a subway station at the heart of the city, near the headquarters of the European Union.

Two explosions killed at least one person and forced the evacuation of Brussels Airport around 8 a.m. on Tuesday, according to the authorities and news reports, and another explosion was reported at a metro station in the city.