VIDEO: Do you see who started fire?
A fire outside a house in Bridlington is being treated as arson.
A mattress which was leaning against a house in Carlton Street was set alight at around midday on Sunday.
The flames burned the guttering and a waste pipe. No structural or internal damage was caused and no-one was hurt.
Call police on 101, quoting log 240 of August 26, if you can help.