The explosion reportedly took place at Varby Gard station in southwest Stockholm.
An explosion outside a metro station in Stockholm left at least two people hurt, according SkyNews, quoting the local media.
One of the victims was rushed to the hospital with serious injuries following an explosion at the Varby Gard subway station in the Swedish capital.
An object believed to be a hand grenade blew up after a 60-year-old man picked it up from the ground, local media reported, quoting police.
A 45-year-old woman has also been taken to hospital with injuries.
Swedish media reports a 60-year-old man has been seriously injured at the Varby Gard subway station in Stockholm after an object he picked up exploded
— Sky News Newsdesk (@SkyNewsBreak) January 7, 2018
A bomb squad is now on the scene.
“According to information, the injured man picked up an object from the ground,” a police spokesman was quoted by local media as saying.
“This had then exploded and hurt the man seriously. He has been taken to hospital.”
It was not immediately clear what caused the blast: “Someone has used explosives. We do not know more than that,” remarked fire department spokesman Lars-Ake Stevelind.
According to the Aftonbladet newspaper, the item was a hand grenade, but that has not been confirmed.