The OPP have made an arrest in the 2 incidents in Caledon and Bolton that forced the lockdown or hold and secure of 5 schools.
Police originally said the incidents were separate but they now say the 2 were related.
Police made an arrest late last night for the robbery that happened near Humberview Secondary School but the investigation is still on-going.
One of the victims suffered a minor injury but wasn’t taken to hospital.
A 17-year old Brampton boy was arrested and charged with 2 counts of Robbery and 2 counts of Use an Imitation Firearm.
The teen appeared in court earlier today but his name hasn’t been released because of the Youth Criminal Justice Act.