Over at the Atlantic blog, Marc Ambinder is discussing the Kyl-Lieberman amendment that urges the administration to designate the Iranian Revolutionary Guard a terrorist organization, and the kerfuffle raised by Senator Obama in the Manchester Union Leader over it yesterday. Senator Obama–desperate for a wedge issue with Democratic primary voters, it seems–has lately been trying to exploit Hillary Clinton’s support for the amendment (which, oddly enough, becomes “Lieberman-Kyl” rather than “Kyl-Lieberman” in his op-ed; hmmmm…). Specifically, Obama is arguing that the amendment is tantamount to an authorization for the use of military force–an interpretation that Ambinder rightly disputes: