A 19-year-old man reported the incident to police himself and was arrested at the scene (Image: Google Maps)

A busy shopping centre has been evacuated and a teenage suspect detained following reports of gunfire earlier today (8 December).

Police descended upon the Storo Storsenter shopping centre in Oslo, Norway, on Monday morning amid unverified claims that multiple people were injured during the incident, the Daily Star reports .

Centre manager Unni Merethe Aasgaard informed Norwegian outlet VG: "We have evacuated all the customers."

A single shot was fired on the shopping centre's second floor, Oslo Police confirmed, with shoppers and those in the vicinity advised to keep their distance while a cordon was established.

Authorities have conducted multiple searches of the premises

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