when sergeant jess watkins took over the cassy >>> b welcome back.n investigation, he came to know what her parents had been arguing from day one, cassy's ex-husband, brad, was the only person who would want her dead. now, brad was heading to court, charged with cassy's murder. but with no physical evidence tying him to the crime scene, could prosecutors prove it? here is keith morrison with the conclusion of "suspicion in silver city." >>> it was the day that the brooks family feared they'd never see, brad farrington on trial for murdering cassy. >> i never thought we would get this far. >> too far? prosecutor's opening argument was a warning to the jury, we don't have a lot. >> no one saw the defendant enter cassy farrington's home . no one saw the defendant strangle her. >> no, and there was absolutely no evidence from the crime scene to help their case. the prosecution did not even call the now retired detective jose sanchez as a witness. >> we were rather brief on the scene. >> that was a weakness, actually. >> i don't know if i would call it a