High-stakes midterms are test for future of Congress and Trump's presidency

As Americans head to the polls for the final day of midterm voting on Tuesday, candidates are making their final appeals to voters in high-stakes House and Senate races that will determine the balance of power in Congress, where Republicans currently control both chambers.
A shift in the balance of power could curb the executive influence of President Donald Trump and could have meaningful implications on domestic and foreign policy amid a generally unpopular U.S. war with Iran , climbing inflation and record high fuel prices that have strained American households.
Opens ABC News in a new tab