Support WBURWhy These 5 States Hold Odd-Year Elections, Bucking The TrendJoe HernandezMallory Noe-PayneAcacia SquiresNovember 04, 2019 SharePresident Trump has been campaigning for Kentucky Republican Gov. Matt Bevin (left), who is on the ballot for reelection Tuesday. Above, they step off Air Force One in August at Louisville, Ky.'s airport. (AFP/Getty Images)