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What to watch in Tuesday's primaries as Graham Platner tries to clinch Senate nomination in Maine

Platner won the Democratic Senate nomination while seeking to rebuild trust after recently reported allegations about his past conduct.

What to watch in Tuesday's primaries as Graham Platner tries to clinch Senate nomination in Maine
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This article1 analysis · Oct 6, 2026

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tl;dr

Graham Platner won Maine’s Democratic Senate nomination as allegations about his past relationships and explicit messages remained central to the campaign. Primary results in South Carolina and Nevada also tested President Donald Trump’s endorsements and produced several runoffs.

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Democratic Senate candidate who won Maine’s nomination

PRIMARY SUBJECT

Representative who urged Platner to leave the ballot

Lindsey Graham
Former U.S. Senator (R-SC)

Senator who won the Republican Senate nomination in South Carolina

Republican House candidate who won Nevada’s 2nd District primary

Susan M. Collins
R · ME · SEN

Republican Senate incumbent and Maine primary nominee

Mark Lynch
R · SC

Republican Senate candidate who lost the nomination to Graham

Donald Trump
R · President of the United States

President whose endorsements were tested in several primaries

Bernie Sanders
I · VT · SEN

Senator and supporter of Platner

John Fetterman
D · PA · SEN

Senator who urged Maine voters to support Mills

Representative who endorsed Settelmeyer before announcing his retirement

Jim Clyburn
D · SC-6

Representative who won the South Carolina Democratic primary

Al Franken
Former U.S. Senator (D-MN)

Former senator whose resignation is recalled in relation to Smith’s endorsement

Xavier Becerra
Former U.S. Representative (D-CA)

Democratic candidate who qualified for California’s gubernatorial ballot

Elizabeth Warren
D · MA · SEN

Senator and supporter of Platner

Maine governor and former Democratic Senate candidate

Republican House candidate defeated by Flippo in Nevada’s 2nd District primary

Tina Smith
D · MN · SEN

Senator who endorsed Platner

ALSO MENTIONED  Alan Wilson, South Carolina attorney general and Republican gubernatorial candidate; Barack Obama, Former president mentioned in connection with Jim Messina; Joe Lombardo, Nevada governor who endorsed Settelmeyer; Pamela Evette, South Carolina lieutenant governor and Republican gubernatorial candidate; Steve Hilton, Republican candidate who qualified for California’s gubernatorial ballot

Part of a bigger story

22 OUTLETS
Graham Platner Wins Maine Democratic Senate Nomination

Outlets focus on Graham Platner’s Maine Democratic Senate primary, where he was seeking the nomination as allegations about his past drew scrutiny. Center outlets place the race in a broader primary preview and note questions about Platner’s credibility. Right-leaning outlets foreground the allegations and, as the New York Post emphasizes, Democrats’ concerns about his general-election prospects.

COVERAGE BY OUTLET LEANTHIS OUTLET
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AVG CRED
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ALSO ABOUTDonald Trump

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