Democrats hope for major gains as Americans head to polls

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Set us as preferred WASHINGTON — Control of Congress hangs in the balance as Americans head to the polls Tuesday to vote in a historic set of midterm elections that will determine how power is divided for the rest of President Trump’s time in office.A robust turnout appeared possible, after months of polls suggesting voters’ frustration with cost-of-living issues may drive them to the polls.More than 59 million Americans had already cast ballots in early voting, according to the University of Florida Election Lab.The campaign has largely been marked by Democrats’ unexpected traction in red states, resulting in Senate races that have been far more competitive than anticipated.

Whether that translates into losses for Republicans could become a nail-biter Tuesday night.Polling shows Democrats poised to make significant gains in the U.S.House and well-positioned for swing Senate races, but analysts say the Senate majority could go either way.

Several gubernatorial seats are also open, and some contests have become unexpectedly close, including in Georgia, Kansas, Texas and Florida.Eyes will be on a handful of bellwether House races as the polls begin closing, with a Kentucky district expected to be the first to offer clues as to how good a night it may be for Democrats.For weeks, the midterms have appeared poised to deliver a referendum on Trump’s second term and the state of the economy.Americans’ approval of the president has sunk to historic lows as they have cited concerns about affordability, corruption and immigration as driving factors for their votes.On Monday and over the weekend, candidates made their final pushes to persuade voters.

Democrats, hoping to clench voter support for a “blue wave,” hammered home their arguments about affordability, corruption and the perceived toll of Trump’s governance,...