CHICAGO (CBS) — A new message to “stop the violence” as students at Simeon high school deal with the loss of two classmates killed in shootings.

Sophomore Jamari Williams and freshman Kentrell McNeal were murdered hours apart on September 21 just four weeks into the school year.

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“We must reject violence wherever it manifests itself. We must go another way.”

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On Thursday, the Reverend Jesse Jackson spoke to juniors and seniors at the school about peaceful solutions and how they can work to stop the cycle of violence from repeating.

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He also encouraged them to tell someone if they know who’s responsible or if they know something may happen.

CBS 2 Chicago Staff