>> our political roundtable is here this morning to weigh in. republican senator from new hamp shire kelly ayotte, author of "the time of our lives," tom brokaw, and chuck todd, plus economist diane swan. >> good morning. queen's plate line keep your eye on battleground states ohio and virginia where president obama was yesterday officially kicking off his re-election bid. as we went through the features, we learn a lot about how the president is going to try to win. that is the big question. how does he do it? one, he makes the case for hanging on even in this tough economy. two, and you'll hear a lot of that, it is the contrast with mitt romney. he will try to disqualify romney as an acceptable alternative on the economy, and the economy is