The prediction market has hired a former FBI official to make sure political insiders don't use the platform for profit from confidential election information. 

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Democrats hold significant advantages going into Election Day, according to a new NPR/PBS News/Marist poll. But lagging enthusiasm among key groups is just one indicator that gains may not come easy.

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Mississippi has the largest proportional Black population in the country. It's one reason the U.S. Senate race has seen millions in last-minute spending and high-profile campaign visits.

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A new NPR poll reveals Democrats' advantage going into Election Day, congressional Democrats are forming a task force to protect the election, Netanyahu vies for reelection as polls open in Israel.