Actor Ryan Grantham sentenced to life in prison for murdering his mother.

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The court sentenced American actor Ryan Grantham to life imprisonment for the murder of his mother Barbara Waite in 2020.

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The British Columbia Supreme Court sentenced 24-year-old Ryan Grantham on Wednesday.

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Ryan Grantham is best known for playing the character Jeffery Augustine in the drama Riverdale.

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In court, Ryan Grantham pleaded guilty, admitting that he killed his piano-playing mother by shooting her in the back of the head.

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The court convicted Ryan Grantham of second-degree murder for the murder of his mother.

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Prosecutors also proved that Ryan Grantham had conspired to kill Canadian Prime Minister Justin Trudeau.

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After killing his mother, Ryan also recorded a video of his mother's dead body with his Go-Pro camera.

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While recording the video, Grantham said in the video that I have shot my mother in the back of the head, in this moment she will know that it was me.

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After this, he continued drinking beer and smoking marijuana there for hours.

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He then packed some ammunition, three guns and 12 Molotov cocktails in a car.

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After doing all his packing he went for a walk in town of Hope, 200 kms east.

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After all this he went to the Vancouver police station, where he told an officer that he killed his mother.

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The court also confirmed that Ryan Grantham was planning to commit mass violence at Simon Fraser University in Vancouver before surrendering.

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According to the report, Ryan Grantham was in police custody for the last two and half years.

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