The British man who was killed in the Sweden lorry attack has been named as 41-year-old Chris Bevington.
Two Swedes and a Belgian national were also killed when a hijacked lorry ploughed into pedestrians in Stockholm on Friday.
Rakhmat Akilov, a 39-year-old man from Uzbekistan, has been arrested on suspicion of "terrorist crimes through murder".
Hundreds of floral tributes have been laid in Stockholm just 24 hours after a lorry attack killed four people in the Swedish capital.
The Scandinavian country's prime minister Stefan Löfven was among those to lay flowers in memory of the victims.
In the wake of the attack he urged Swedes to "get through this", and strolled through the streets to chat with people.
The main suspect in the Stockholm lorry attack has admitted to carrying out a terror crime, his defence lawyer said.
The Ahlens department store in Stockholm apologised "for a bad decision" in promoting the offer.
The British man who was killed in the Stockholm lorry attack has been named as Chris Bevington.