Watch: Kouri Richins Shares Chilling Message to Her Kids at Sentencing for Husband Eric Richins' MurderWas 17-year-old Mackenzie Shirilla the sole survivor of a violent July 2022 car accident that tragically killed her boyfriend, Dominic Russo and their friend Davion Flanagan? Or did Mackenzie purposely slam her Toyota Camry into a wall with the intent to kill Dom, 19, and Davion, 20, becoming "literal hell on wheels"? That was how Cuyahoga County Common Pleas Judge Nancy Margaret Russo put it when she found Mackenzie guilty of murder in August 2023.