Yesterday, police arrested two youths in relation to arson and criminal damage at a supermarket in Palmerston.

About 7:40pm, the Joint Emergency Services Communication Centre received reports of a small fire within a grocery store at a shopping centre.

Before emergency services arrived, a staff member extinguished the flames.

Two male youths, aged 14 and 13-years-old, were arrested.

The 14-year-old has been charged with arson, property damage and breach of bail.

The 13-year-old has been charged with arson and property damage.

Both youths were remanded to appear in court today.