DENIAL IS ALSO A RIVERPost-Iowa, a bunch of excuses from various candidates about why their poor showing doesn’t mean anythingOn the GOP side:Romney, coming in a distant second to Huckabee, gets a little twitchyhttp://talkingpointsmemo.com/archives/062693.phphttp://talkingpointsmemo.com/archives/062707.phpHilarious: Romney says McCain can’t possibly be the candidate of reform and change. Well,