Police are investigating an incident where damage was caused to a window at a residential property in Cleator Moor.
The incident occurred on Thursday, 3 January, at around 1.45pm on Cragg Road.
A Cumbria Police spokesman said: “A bed frame and mattress had been set alight on a grassed area near to a block of flats.”
Anyone with information is asked to contact PC 2538 Wilding at Cumbria Police referencing incident 78 of 3 January 2019.