Police in Spain said a white van slammed into a crowd of pedestrians Thursday in Barcelona's historic Las Ramblas district causing an unknown amount of casualties.

Police cordoned off the popular street, ordering stores and nearby Metro and train stations to close. Authorities have asked people to stay away from the area so as not to get in the way of emergency services.

Las Ramblas, a street of stalls and shops that cuts through the center of Barcelona, is one of the city's top tourist destinations.

Prominent lawmakers, politicians and athletes have reacted to the latest terror attack.


Spain's Prime Minister Mariano Rajoy Brey tweeted that he was in contact with officials at the scene of the attack.

Spanish actor Antonio Banderas tweeted: "Fused in a hug with #Barcelona