riverdale actor ryan grantham sentenced to life in prison for killing his mother

During the trial, prosecutors claimed that Grantham packed his car with three guns, ammunition, 12 Molotov cocktails, camping supplies 

Prosecutors claimed he headed east with the intention of killing the prime minister before changing his mind and turning around from the 50-hour drive to Ottawa

 Instead, prosecutors claimed Grantham thought about committing an act of mass violence at the university he attended or other locations

According to BBC, Grantham ultimately decided to drive to a Vancouver police station, where he allegedly told an officer, "I killed my mother

It hurts me to think about how badly I've wasted my life," Grantham reportedly said in the third and final day of his June hearing