Sheriff Joe Arpaio’s on-going ‘investigation’ into President Obama’s birth certificate turns out to be a for-profit endeavor.

Not content to be labeled a one-trick pony with his state-specific renditions of “America the Beautiful”, Mitt Romney proves in Tennessee that he knows how to mix things up.

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The polls out of Ohio are starting to look a lot like Michigan, with a probable come from behind victory for Mitt.

Will House Republicans be able to pass a federal budget this year?

Thanks to a loss of two congressional seats from post-census redistricting, two of Ohio’s longtime Democratic congressional representatives are fighting for survival this week.

Our Benjy Sarlin reports on how the battle between Dennis Kucinich and Marcy Kaptur has gotten ugly.

Newt tells TPM he’s more focused on President Obama’s apology to Afghanistan than Rush’s apology to Sandra Fluke.

Rush Limbaugh apologizes to Sandra Fluke for “the insulting word choices.”

Federal judge who circulated racist email about President Obama sends President a letter of apology.

Olympia Snowe’s unexpected retirement from her Maine senate seat has set off a scramble for those hoping to replace her, with little time left to get on the ballot.

Our Kyle Leighton has all you need to know.

How does Reagan’s 1984 compare to Obama’s 2012? A bit better than you might think. Charts included.