Michele bachmann, last. she's canceled her trip to south carolina. she has a news conference scheduled just this hour. perry first signaled he'd bow out. >> i decided to return to texas, assess the results of tonight's caucus, determine whether there is a path forward for myself in this race. >> charles blow is "the new york times" columnist, karen hunter, pulitzer prize winning journalist and publisher. isn't this fun? >> it is. >> mitt romney, according newt gingrich and others he has a big problem. he laid it out this morning. let's play that. >> i think what's striking about last night is ...