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Congressional job approval remained at 20% for the second consecutive month, six points lower than the two-year high reached in March.
The 26% of U.S. adults approving of the job Congress is doing is the highest for the institution since February 2017.
Gallup's editors review six factors that help explain Tuesday's midterm results, ranging from President Trump's impact to the economy and voter engagement.
Despite the partisan rancor surrounding the midterm campaign, majorities agree on several things the government can do regardless of who wins on Nov. 6.
Given a choice, Americans are significantly more likely to want political leaders in Washington to compromise rather than stick to principles.
Competing factors for the midterms are presidential approval, which would imply GOP losses, and economic sentiment, which would suggest GOP gains.