changing, the makeup of the electorate in 1980 whites made up nine of every ten voters. but by 2008 that number dropped to 74%. one of tuesday's most important predictors will be that important makeup. it's very possible that the president could win with the lowest share of blue collar whites since 1984 because the republican party is likely to get the lowest share of latino and african-americans in its history. we're a 50/50 country deciding whether taxes go up or down, how you get health insurance. the fundamental role of government in your life could be decided. the great challenge for the winner will be more divided than we've had in a long time. all right. now we're going to get into the weeds. up next, time for a very heavy dose of flova. the view from the ground florida, virginia and ohio. here's a look at the president's schedule.