Less than a week out from Election Day, 66 million Americans have already cast their ballots, and many of those are people who are voting "early" for the first time because of the pandemic. In fact, the early vote total alone this year is already equal to nearly half of all ballots cast in the 2016 general election, suggesting that 2020 turnout could reach historic levels. Most important, however, is how things are playing out in key battleground states where the outcome of the US election will be determined. In Texas, for instance, a huge surge in early voting by Democrats this year has raised the possibility that a state which has been won by Republican candidates since 1976 could now be up for grabs. Here we take a look at early voting in battleground states in 2020 as compared to 2016.