Support WBURThe top 10 Senate seats that are most likely to flip to the other partyPlay03:39Download AudioDomenico MontanaroUpdated April 13, 2022 ShareIncumbent Sens. (from left) Raphael Warnock, D-Ga., Catherine Cortez Masto, D-Nev., and Ron Johnson, R-Wis., are all facing tough reelection contests this year. (Anna Moneymaker/Getty Images; Caroline Brehman/CQ-Roll Call, Inc/Getty Images; STR/NurPhoto/Getty Images)This article was originally published on April 11, 2022.