BARCELONA, SPAIN - AUGUST 17: Police take security measures at the site of the attack after a van ploughed into the crowd, injuring several people in Barcelona, Spain on August 17, 2017. ( Albert Llop - Anadolu Agency )
BARCELONA, SPAIN - AUGUST 17: Police take security measures at the site of the attack after a van ploughed into the crowd, injuring several people in Barcelona, Spain on August 17, 2017. ( Albert Llop - Anadolu Agency )
BARCELONA, SPAIN - AUGUST 17: Police take security measures at the site of the attack after a van ploughed into the crowd, injuring several people in Barcelona, Spain on August 17, 2017. ( Albert Llop - Anadolu Agency )
BARCELONA, SPAIN - AUGUST 17: Police take security measures at the site of the attack after a van ploughed into the crowd, injuring several people in Barcelona, Spain on August 17, 2017. ( Albert Llop - Anadolu Agency )
BARCELONA, SPAIN - AUGUST 17: Police take security measures at the site of the attack after a van ploughed into the crowd, injuring several people in Barcelona, Spain on August 17, 2017. ( Albert Llop - Anadolu Agency )
BARCELONA, SPAIN - AUGUST 17: Police take security measures at the site of the attack after a van ploughed into the crowd, injuring several people in Barcelona, Spain on August 17, 2017. ( Gorka Leiza - Anadolu Agency )
BARCELONA, SPAIN - AUGUST 17: People walk around near the site of the attack after a van ploughed into the crowd, injuring several people in Barcelona, Spain on August 17, 2017. ( Gorka Leiza - Anadolu Agency )
BARCELONA, SPAIN - AUGUST 17: People walk around near the site of the attack after a van ploughed into the crowd, injuring several people in Barcelona, Spain on August 17, 2017. ( Gorka Leiza - Anadolu Agency )
BARCELONA, SPAIN - AUGUST 17: People run away from the area after a van ploughed into the crowd, injuring several people in Barcelona, Spain on August 17, 2017. ( Gorka Leiza - Anadolu Agency )
BARCELONA, SPAIN - AUGUST 17: Police take security measures at the site of the attack after a van ploughed into the crowd, injuring several people in Barcelona, Spain on August 17, 2017. ( Gorka Leiza - Anadolu Agency )
BARCELONA, SPAIN - AUGUST 17: People walk around near the site of the attack after a van ploughed into the crowd, injuring several people in Barcelona, Spain on August 17, 2017. ( Gorka Leiza - Anadolu Agency )