Via the Local:
Police in Gothenburg, on the west coast of Sweden, arrested four people during the early hours of Sunday on probable cause suspected of preparing terrorist crime, confirmed Sara Kvarnström, press officer of the Swedish Security Services (Säpo), to news agency TT.
(...)
The arrest occurred during the night between Saturday and Sunday, near Röda Stens Konsthall, an art gallery by the Älvsborg Bridge.
Gothenburg's International Biennial for Contemporary Art's opening party was ongoing at the gallery, when the police arrived on the scene.(source)
