two familiar names formally ventured into 2012 this week. former house speaker newt gingrich, an old political hand, declared his well-known presidential ambitions the new millennium way, on facebook and twitter. another no-surprise-here candidate, texas congressman ron paul went official on morning tv. officially not running -- former arkansas governor mike huckabee who made his non-declaration on his fox tv show yesterday. former governor mitt romney hasn't done his 2012 paperwork but he's done years of groundwork preparing for his second presidential bid. he devoted a thursday speech trying to repair potential achilles heel -- similarities between the health care plan he started in massachusetts and president obama's plan. in other 2012 hints, former u.s. ambassador to china and former governor of utah jon huntsman sat down for a big interview with "time" magazine and indiana