At least 13 people were killed and 20 others were injured after a terror attack into crowds in Ramblas tourist area in Barcelona, Spanish media reported, citing police sources.
Police said that a white van has mounted a sidewalk, struck several people in the city's Las Ramblas district. They have also confirmed that there have been fatalities, without confirming the number.
The El Pais newspaper said several people were left lying on the ground. Police cordoned off the street and shut down its stores.
Reports, citing police sources, said the two perpetrators of the attack are holed up in a Turkish restaurant named Luna de Istanbul and are holding people hostage.
Catalan emergency services said that they had requested that metro and train stations be closed in the area close to the Las Ramblas avenue.
Las Ramblas, a street of stalls and shops that cuts through the center of Barcelona, is one of the city's top tourist destinations. People walk down a wide, pedestrianized path in the center of the street, but cars can travel on either side.