The Key Senate Races To Watch In 2024. Use the buttons below the map to share it. While harris has improved on president joe biden’s standing in many states — putting nevada and arizona back in play, for example — the basic shape of the crucial senate.

Senate, as they are defending several incumbents in.  — the changes in the latest senate rankings come in the next tier of races, which are presidential battleground states that biden narrowly won over trump four.