You think the political mudslinging has got bad recently in New Zealand, with expressions like "cancerous" and "corrosive" thrown around, hints being dropped about people's marriages, and increasing scrutiny of what members of Parliament may or may not have done in their extracurricular lives?
Think again. This summary from Slate of the concerted personal attacks in the US mid-term elections shows that we've got a long way to go yet. Not only are scurrilous personal attacks a deliberate strategy, they seem to have become practically a mandatory component of any serious campaign.
And yes, the Republicans are a lot worse.