On Dec. 8, 2000, supporters of Republican presidential candidate George W. Bush burst into cheers in the rotunda of the Leon County Courthouse in Tallahassee, Fla. They had just learned of a judge's ruling that absentee ballots cast in pro-Bush counties would not be thrown out. They taunted supporters of Democrat Al Gore with the song that baseball fans sing when an opposing pitcher is knocked out of the game. "Na-na-na-nah, hey hey, good-bye!" they chanted. Bush was pronounced the winner of the state of Florida, and the presidency, four days later, and the preservation of those "absentees" was a...