Democrats are barreling toward a showdown over voting rights and changes to the Senate rules, after months of growing frustration from within the caucus. The party is under pressure, from both outside groups and lawmakers, to pass federal election legislation as GOP-run state legislatures debate new voting rules and as the start of the 2022 midterm election is fast-approaching. After watching Senate Republicans block election and voting bills via the filibuster, which requires 60 votes for most legislation to advance, Senate Majority Leader Charles Schumer (D-N.Y.) is vowing to bring the fight to a head in January. “The Senate will...