October 30, 2012 - 7:00pm

UPDATED -- Incumbent U.S. Sen. Bill Nelson holds a 5-percentage-point lead over Republican challenger U.S. Rep. Connie Mack IV, according to the latest Sunshine State News Poll, just as early voting in Florida begins and the race moves into its final days.
The battle now shifts to the remaining 7 percent of undecideds, the bulk of whom live along the Central Florida Interstate-4 corridor.