Sudbury police have found the students who left two threatening messages on a bathroom stall and have determined there is no real threat at the school.
"Officers have identified the individuals responsible for the messages found on the bathroom stall and have determined that there is no valid threat to the school," police said in a news release Friday afternoon.
"The individuals involved are students at St. Benedict Catholic Secondary School and administration have been informed of their involvement. No criminal charges will be laid in relation to this matter. We remind community members to be aware of the impact messages and words can have on those around you."
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Police will still have a presence at St. Benedict Catholic Secondary School on Monday "to increase visibility and to assist in making staff and students feel safe. Additional resources will be made available to students," the release said.
"We would like to thank the students, staff, and administration for their cooperation throughout this investigation. The safety, security and wellness of our community remains our top priority."
A letter dated April 18 was sent to families with students at St. Benedict Catholic Secondary School. Staff found two messages written on the bathroom stall, sparking the bomb scare.

"We are currently investigating with the support of the Greater Sudbury Police Service a potential threat to take place on April 24," principal Beverley Belanger wrote in the letter.
"Conversations with students and parents during this investigation will determine the validity and credibility of the threat."
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In a news release Friday morning, Sudbury police confirmed it was investigating the threat.
"School staff located two separate messages written on a bathroom stall describing a school shooting to take place on April 24," police said.
"There will be an increased visible police presence in the area and inside St. Benedict Catholic Secondary School on April 23 and 24 to ensure public safety and to support staff and students."