Two 12-year-old boys were seriously injured and a third was also hurt in a firework incident in Merseyside.
Police are questioning another boy, also aged 12, and have issued a warning about the dangers of fireworks.
The incident happened on Ridgewood Drive in St Helens last night.
One of the boys suffered minor burns to his hands and face, another substantial burns to his stomach and face and the third substantial burns to his hand and a fractured hand.
All were treated in hospital, where two remain.
- Anyone with any information about this incident is asked to contact St Helens CID on 0151 777 6049 or Crimestoppers on 0800 555 111.