Many of 15 Republican lawmakers interviewed by Politico said Trump's sway over Congress could fade if the GOP loses Tuesday. Most spoke on condition of anonymity.
30% approval for Trump, his second-term low, according to Pew Research.
About 40 million Americans have already voted in the midterms.
$10 million from the Senate Leadership Fund to defend Kansas Sen. Roger Marshall.
49% to 45%: Democrat Adam Hamilton leads Marshall in a CNN/SSRS poll.
Why it matters: Only about a third of GOP senators face voters again while Trump is in office. The rest run in 2030 or 2032.
The House is expected to vote soon on impeaching Defense Secretary Pete Hegseth.
Republicans are defending seats in Kansas, South Carolina, Ohio and Texas.
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Political Bias
Coverage by lean% of 37 sources
37 sources · 66 articles · 41% Left coverage
Where they split: Republicans disagree on whether Trump stays dominant after a loss, as Sen. John Barrasso insists, or loses leverage, as anonymous lawmakers predict.
Center coverage, 9 sources: The center presents the anonymous doubts alongside on-record defenses of Trump's continued standing in the party.
Right coverage, 13 sources: The right focuses on campaign strategy, citing former Trump aide Marc Short's view that Republicans are essentially in triage.