sus. if you don't know where the lettuce came from, throw it away. it spread to 16 states and made at least 60 people sick. in houston today, 1500 people are expected to attend the private funeral for former first lady, barbara bush. now, back to "dateline." welcome back to "dateline," i'm craig melvin. after the jury delivered a guilty verdict, tom foley faced life behind bars. in a stunning turn, a witness emerged to possibly set him free. once again, josh. foley, baseline jumper, 18. he hits it with five seconds. >> 24 years after the one-time hometown hero named tom foley made coldwater history, the now-convicted murderer of the same name sat behind bars awaiting his sentence. you ready to spend the rest of your life if prison? >> no, absolutely not.