Huckabee couldn't have said it better. Here is Romney's answer to a survey on video games. Note Obama's comparatively evasive response. Ron Paul apparently was not asked.

I want to restore values so children are protected from a societal cesspool of filth, pornography, violence, sex, and perversion. I've proposed that we enforce our obscenity laws again and that we get serious against those retailers that sell adult video games that are filled with violence and that we go after those retailers.