An Ohio judge found a 19yearold guilty of murdering her boyfriend and another teen by deliberately causing a horrible accident. Mackenzie Shirilla was accused of deliberately slamming her car at 100 mph into a brick wall that killed her 20yearold boyfriend Dominic Russo and his 19yearold friend Davion Flanagan. Prosecutors say Shirilla was on a "mission of death" and methodically planned a murdersuicide.