Gardai are continuing to question two youths about a suspected arson attack in Limerick city overnight.
The youths - aged in their late teens - were arrested after emergency services were alerted to a house fire at South Circular Road at around 2am.
The house was extensively damaged before the fire was brought under control. There was nobody in the house at the time.
The house has been technically examined and enquiries are ongoing.
The youths who were arrested are being questioned at Roxboro Road garda station under Section 4 of the Criminal Justice Act.