SHARILLAexShe spent years claiming it was an accident. But now, a former inmate says Mackenzie Shirilla admitted the truth behind bars. Now, former Ohio prison inmate Anastasia, who was incarcerated with Shirilla, claims Mackenzie is enjoying the notoriety that the incident has given her in prison, saying the convicted killer confessed to fellow inmates that she deliberately killed both young men, despite years of publicly maintaining that the crash was an accident and that she couldn't remember what happened. #mackenziesharilla #dominicrusso #davionflanagan #thecrashplainer