Halton Regional Police are asking for witnesses after a fight at a Milton school Wednesday.
Police were called to Tiger Jeet Singh Elementary School around 3:30 p.m.
They say a knife was used during a fight between several young people.
Two 13-year-olds were injured and taken to hospital.
Investigators say the two have minor injuries.
A 13-year-old suspect was arrested Wednesday evening.
Detectives executed a search warrant at the suspect’s home and say a knife was recovered.
He faces several weapons charges and has been released into the custody of his parents.
He is due in court later this month.