thank you, karen. sounds like a plan. play a little five-on-five. well, mitt romney casts his ballot later this morning in massachusetts. then romney returns to ohio and pennsylvania for election day rallies in those two very critical states. abc s brandi hitt from boston with more on the campaign. hi, brandi. reporter: good morning, rob and paula. the race for the white house has really come down to the wire, and mitt romney s campaign believes he has the momentum and enthusiasm that will lead to a win tonight. mitt romney wrapped up his final full day on the trail, racing through the battleground states he needs for victory. do you want four more years like the last four years? or do you want real change? reporter: the republican challenger held rallies in florida, virginia, and the biggest state of all, ohio. i need your work. i need your help. i need your votes. ohio, florida, and virginia. he basically mitt romney has to basically go three for three in those stat