On Monday, the man was arrested for attempted vandalism.
He has now been requested to be detained for arson on January 27 on Norbergsgatan in Malmö and for preparation for arson on January 30, also in Malmö.
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The police hope that further questioning of the man will shed light on the several fires in the city recently.
Photo: Bernard Mikulic/SVT
The prosecutor is Fredrik Jönsson at the Prosecutor's Office in Malmö.