A white van smashed into a crowd on the famous La Rambla, a street popular with tourists visiting the city.
Multiple people have been injured after a vehicle ran into a crowd Thursday in Spain in what authorities are saying is most likely a terrorist attack. The Catalan police has also requested people to stay away from the affected area.
A van has plowed into a crowd of people in Barcelona, causing several injuries, local police say.
A TERROR van has ploughed into pedestrians in Barcelona leaving three dead and several injured, according to local reports.
UPDATE (1:08PM): A second van was reportedly used in this terrorist attack and was found by authorities roughly 40 miles from the site.
The Barcelona transit system posted a message on its official Twitter account that numerous subway stations are closed and it urged people near the area to remain in place until further instructions from police.
A translation of Macron's tweet says, "All my thoughts and solidarity of France for the victims of the tragic attack in Barcelona".
Officials said about 50 people were injured when the vehicle sped along the pedestrianised area, mowing down people and sending others fleeing for cover in shops and cafes.
Mr Anwar was walking on the street at the time of the incident and said he "heard screaming".
People just started running screaming, there were loud bangs. "Then the whole street started getting pushed back". The most deadly was the driver of a tractor-trailer who targeted Bastille Day revelers in the southern French city of Nice in July 2016, killing 86 people.
Secretary of State Rex Tillerson is sending condolences to the families and victims of the attack in Barcelona and has offered US assistance to authorities in Spain.