The District School Board is reporting a trio of cases
The DSBN says they have recorded a case each at Caistor Central Elementary, Central French Immersion Public School in Grimsby and Glendale Public School in Welland.
The board is working with public health and anyone who has come into contact with an infected individual will be contacted and told to self isolate.
Each school will also undergo a thorough cleaning.

Kristen French Centre Battling Online Luring
Niagara's Crime Severity Rate Drops
Man Dies in Niagara Falls Motorcycle Crash
2nd Niagara Falls Murder Suspect Arrested
Suspect Wanted After Cables Cut
Candidates Splurge on Election Signs
Homeless, City Finances Top Candidate's Concerns
Police Investigation Resolved