but with the divide growing between the various wings of the republican party, we could be facing a republican primary defined by the same provisions that drove the 2008 democratic race between barack obama and hillary clinton. ron brownstein is editorial director of "the national journal" and explores this further in his latest article. >> good morning. >> you say it's between the management and the populists? >> will there be aingal presidential debate or spiderman opening first? as you look at the candidates as they are in the republican field, moving toward the starting line, they seem to be coalescing in two groups reflecting the two basic wings. on the one side you've got managers, people like mitt romney, mitch daniels, other governors, haley bar bore who are emphasizing their agenda, their record. the other side, you the popul t populists, sarah palin, mike huckabee, even nut gingrich,