Jim Treacher reports possibly the most devastating rejoinder in the history of Twitter.

Meghan McCain (John McCain’s oldest daughter by his second marriage) claims to be Republican, but votes for democrats and blogs conspicuously on the liberal side, particularly on Culture Wars issues. Last night, she was reacting negatively on Twitter (Her tweet has been since deleted) to Mark Sanford the philanderer’s Congressional race victory in South Carolina.

@meghanmccain Mark Sanford is what is wrong with American politics.

Iowahawk was provoked to respond: