Around 20 hurt after explosion in Swedish apartment block

Smoke billows from an apartment building after an explosion in Annedal, central Gothenburg (TT via AP)

Up to 20 people have been injured, three of them seriously, after an explosion in an apartment building in the Swedish city of Gothenburg.

Hundreds of people were evacuated after the blast, which took place at 5am (4am BST) in the Annedal district of Sweden’s second largest city, the TT news agency said.