this year saw some memorable ads, forgettable ads, ads you'd maybe like to forget but can't. candidates firing machine guns, creepy red-eyed man sheep hybrids and more. along with the novelty acts also, as always, the attack ads, late attack ads the cheap shots. tom foreman looks at some of those in our latest installment of "political theater." >> anderson, many front running candidates have been so convinced at victory they used to get a start on the general election. in wisconsin two men are slugging it out. look at this ad by republican scott walker. >> i want to get government out of the way so employers can create more good-paying jobs.