crowd. plus, sarah palin speaks today. will she officially endorse anyone? but there may be more political intrigue in maine, as well. we ll take you there, as well. from cnn s world headquarters, bringing you news and analysis from across the nation and around the globe. live from studio 7, this is cnn saturday morning. and maine is where we ll start this morning. maine s republican voters are heading to the caucus site this morning to choose their candidate for president. it s pretty much a two-man race for the state s 21 delegates. ron paul has a strong ground game white mitt romney is making a last-minute push. shannon, good morning to you. set the scene for us. people very excited up there in maine and the country, as well. you re right. the caucus goers are just getting started. you just had the pledge of allegiance and this is about to get under way. this is no ordinary contest like we ve seen. this is a little different. for one, we re expecting mitt romney and