Gardai have reiterated their appeal for witnesses following a fire at a derelict house in Kilmacrennan village
The blaze started at around 8pm on Saturday evening and nobody was injured in the incident.
Garda Sergeant Niall Maguire said a group of youths were seen running from the area, close to the Rosemount estate, at the time.
He appealed for anybody with information to get in touch at Milford Garda station.
He also appealed to parents to know where their children are and warn them about the dangers of such incidents.