Update: Terror fears played down after man dies in explosion at Swedish subway station

Update: A man has died after he picked up an unidentified object from the ground near an underground station in Stockholm that detonated in his hand.

Update - 2.50pm: A man has died after he picked up an unidentified object from the ground near an underground station in Stockholm that detonated in his hand.

Swedish police could not immediately confirm the death, reported by Swedish national broadcaster SVT.