Breaking from ABC News:

Democratic Closing Argument: Personal Attacks
Democrats Attack Over Personal Issues, Republicans Over Policy

Whatever it takes, right?

In one typical example, Democratic ads have transformed Kentucky Republican House candidate Andy Barr into "a convicted criminal" -- complete with images yellow police tape and fuzzy video of crime scenes. Not mentioned is his crime: As a college student 19 years ago, he was caught using a fake ID during spring break.

The old law school saw comes to mind: If you've got the facts on your side, argue the facts. If you've got the law on your side, argue the law. If you've got neither, pound the table.... and accuse the other side of worshipping the Aqua Buddha.