Three people who were in a church in Nice were stabbed to death on Thursday morning.
President Emmanuel Macron calls it an Islamist terrorist attack.
Secures embassies
In France, 4,000 extra soldiers have been called in to guard churches and schools, among other places.
In the Stockholm police region, "a special event" is initiated, due to the terrorist attack.
- We have initiated a special event and will secure embassies and the like.
We are on our toes, with surveillance and supervision, says police officer on duty Sylvia Oldin.
More police officers can be called in
When the police initiate "a special event", the region has the opportunity to call in extra police officers or police officers with special competence.
What objects do you guard?
- There are different objects.
Does it apply to the French embassy?
- We monitor different objects and do not talk more about this now.