the other says it's his shirt that convicts him. they don't agree. >> hamilton hired a new toerngs rob nigh, to appeal the verdict. >> i've been doing criminal trials and appeals for two years and i have never seen a case like dr. hamilton's where the defense expert offered the most compelling evidence against the defendant. >> one of their arguments was that tom bevel should never have been allowed to testify. >> either tom bevel lied to the defense about what his testimony would be or defense counsel took a risk that should never be taken. >> tom bevel denies lying about his testimony, and the courts didn't buy the argument either. the appeals made it all the way to the supreme court but ultimately failed. >> a lot of people say it's time for dr. hamilton to find admit his guilt, be the guy, step up to the plate, and tell the story