. >> larry: samantha geimer and her attorney. john lennon would be 70 years old saturday if he lived. ringo starr and more will be here tomorrow night. right now here's anderson cooper. >>> thanks, larry. thanks for watching, everyone. tonight how campaign ad makers create phony public opinion using paid actors instead of, well, real people. we'll show you what's fake in a bunch of political commercials this season and hear how one talent agency said they wanted actors who looked like hicks. is that how they think of voters in their state? also tonight, crime and punishment, it's being called the murder on pirate lake. tiffany hartley says she watched drug bandits gun down her husband, i'll talk with tiffany one-on-one tonight. >>> and phoebe prince 15 years old when she hanged herself, allegedly bullied relentlessly, six classmates now facing charges. the question tonight, are those charges warranted? new details tonight that raise new questions. >>> we begin keeping them honest with politicians trying to play you for a chump. i