A former Calgary teacher has been found guilty of sexually assaulting a student more than two decades ago.

Mario Joseph Denis Arsenault, 59, was convicted this week following a trial that took place in August in French.

Justice Francine Roy found Arsenault guilty of sexual assault and two counts of sexual exploitation.

A Calgary court heard that in the early 2000s, Arsenault initiated a three-year sexual relationship with a Grade 9 student at a local Calgary French school.

During the trial, Roy heard evidence that Arsenault’s relationship with the teenage girl began with one-on-one meetings and escalated to a sexual relationship with some of the encounters taking place in the teacher’s car.

Arsenault now lives in Quebec.

Roy will hear sentencing arguments from prosecutor Dominique Ma

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