The left says its populist message can attract moderates and conservatives in addition to liberals. That theory will be put to the test in a series of competitive races on Election Day.
Democrats are targeting G.O.P. strongholds that could set them up for new majorities. But if they don’t win those races now, it could be a long time before they have another chance.
Protesters outside of an event for Senator Roger Marshall in Topeka, Kan. Soaring fuel costs and economic struggles have made some Republican senators like Mr. Marshall vulnerable on their home turf.
The left says its populist message can attract moderates and conservatives in addition to liberals. That theory will be put to the test in a series of competitive races on Election Day.