As the Prospect's Jamelle Bouie also notes, earlier this week Oklahoma Sen. Tom Coburn abandoned the Gang of Six, the bipartisan group of senators negotiating a deal for deficit reduction. Any compromise reached by the five remaining senators will likely go nowhere without Coburn's conservative cred.
Coburn turned to The Washington Post's editorial pages to explain his decision, though he devotes the bulk of the piece to lamenting gridlock in the Senate.