It’s still the Independents, stupid Six in 10 key state voters turn out sporadically or are not firmly committed, Post-Schar poll finds. Let’s dig in: In a nation where many voters have made up their minds, Denning [26] and Etter [age 48] are among the voters whose decisions about the presidential race are neither firmly fixed nor whose participation is wholly predictable. As a group, these voters do not exactly fit the description of being undecided. Some lean toward a specific candidate. Some even say they will definitely vote for that candidate. But age or voting history or both leave open the question of how they will vote in November — if they vote at all. The Washington Post and the Schar School of Policy and Government at George Mason University surveyed 3,513 registered voters in the six key battleground states. The survey was completed in April and May, before a New York jury found Trump guilty on 34 counts in the hush money trial involving an adult-film actress. Of the 3,513 surveyed, 2,255 were classified as “Deciders” — those who fit into one or more categories: They voted in only one of the last two presidential elections; are between ages 18 and 25; registered to vote since 2022; did not definitely plan to vote for either Biden or Trump this year; or switched their support between 2016 and 2020. They are also classified as Deciders because they will have enormous influence in determining the winner of what are expected to be…