>> a year after the attack, christopher porco went on trial for the murder of his father and the attempted murder of his mother. with her face surgically repaired, joan porco stood by her son during the entire trial, steadfastly maintaining his innocence. >> it was going to take a lot to convince a jury, ultimately, that the kid in front of them could have taken an axe to his parents. >> but the evidence was simply overwhelming. the jury found christopher porco guilty, and he was sentenced to a minimum of 50 years in prison. >> we really wanted to find something that made him innocent, you know, that we could say that, no, the prosecution's evidence just doesn't add up. it doesn't match up. he didn't do this to his parents, thank god. but we didn't find that. that's not how we found our verdict. >> to this day, his mother believes he's innocent. >> i spoke with her immediately after that verdict.