A woman has been treated for smoke inhalation after a suspected arson attack in Londonderry.
Firefighters were called to a terraced house in the Lower Bennett Street area of the city on Wednesday morning.
The woman was the only occupant of the house at the time.
The living room was damaged by the fire and there was smoke damage to other rooms. The police are investigating how the blaze started.
There has also been an arson attack on a flat in Glenview Avenue in Limavady.
The property was significantly damaged in the fire, which started on Tuesday night.