A handful of races featuring some of the most unconventional candidates in recent memory will determine the control of the Senate in four weeks, when voters hit the polls in the Nov. 8 midterm elections. Little is certain in the election season, fought in the shadow of a possible Donald Trump comeback and a momentous Supreme Court ruling ending the federal right to abortion. Analysts believe the Senate, which Democrats have held by a bare majority since 2021, could go either way. For Republicans to wrest back control of the chamber, they will need to overcome challenges both structural — they ...