Collboni defends that the police knew about Saturday's call but were facing an "unknown phenomenon"

The mayor of Barcelona, Jaume Collboni, has defended that days before the disturbances in Barcelona the police already had indications of the calls through social networks, and that they acted by removing urban furniture to avoid major damage, but he has admitted that they were facing an "unknown phenomenon".

"We are terrified": new calls on social media scare shopkeepers