finally, in the summer of 2016, eight years after the murder, tony went on trial. >> tony villegas, the defendant in this, case -- >> prosecutors sherrie tate argue that tony, feels bad jealous rage, waited in the bushes for melissa come home, followed her into the garage, and then watched a brutal attack on his wife's best friend. >> is it hands on, personal murder. it takes time, it takes free meditation, and why? because she was a friend. >> but the residue of pepper spray all over the garage was evidence that melissa had fought back and some had apparently gotten on the killer. tony's housemate testified the night of the murder, he saw his roomy scrubbing his arms. >> he said that he got pepper spray on him and that his hands were burning and itching. >> then, an expert on cell phone tracking told the jury that joni had both melissa's