. >> this ongoing saga has unfolded over the past 6 1/2 years, starting when knox came to parussia toher arrival that her roommate was brutally killed. knox and her boyfriend of just one week, rafaeli were arrested. they were found guilty of trials. but there were no eyewitnesses and no physical evidence. the prosecution pinned his case on minute amounts of dna found on a kitchen knife they claim was the murder weapon, a fact that was sensually ruled out in the most recent case. in the end, knox was sentenced to 2 years in prison. -- 28 years in prison. they spent over $1 million fighting the chargers. >> anger, disbelief on how a judicial system could even come up with a verdict like this. it's beyond me. >> this is completely unjust and i'm in complete shot. >> knox pleaded with the court in a last ditch appeal. >> i'm paying with my life for something i haven't done. i am not what they say i am. in a stunning move, the appeals court agreed. citing shoddy police work and a lack of forensic evidence and throwing out her conviction in an emotionally overwhelming verdict. knox was rele