It's the end of the beginning of the end! The Iowa Caucuses are finally here and TNR is live-tweeting them late into the night. Follow our esteemed staff tweeters as Iowans choose between Ron Paul, Mitt Romney and Rick Santorum's sweater vest.
Jonathan Cohn @citizencohn
Alec MacGillis @alecmacgillis
Tim Noah @timothynoah1
Noam Scheiber @noamscheiber
TNR @tnr