Newly released police bodycam footage shows convicted “hell on wheels” killer Mackenzie Shirilla speaking with officers after the crash that killed her boyfriend and his friend. In the video, Shirilla questions whether police opened her Snapchat messages, asks about seeing bodycam footage from the scene, and discusses her designer purses while officers explain the investigation. Shirilla, 21, is currently serving 15 years to life for the 2022 double murder Dominic Russo, and Davion Flanagan.