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● InformationalElections / Campaigns

Deaton, Moulton to face off tonight in state's first-ever interparty primary debate

Deaton is set to debate Seth Moulton and says he is ready to debate the candidates.

Deaton, Moulton to face off tonight in state's first-ever interparty primary debate
Image · Bostonherald

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Outlet credibilityBostonherald73/100 HIGH
This article1 analysis · Oct 5, 2026
Jun 16, 2026
tl;dr

Senate candidates John Deaton and Seth Moulton are set to debate on WBZ-TV, while incumbent Ed Markey is not participating. The article describes their competing campaign messages and Markey’s debate plans.

Community verdict

VOTING CLOSED
How does this story look for
John Deaton R · MA
NOT RATEDCLOSED

No good or bad look here

This story reports what happened without casting Deaton in a good or bad light, so readers don’t rate it and it doesn’t count toward Deaton’s record.

● INFORMATIONAL

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Republican Senate candidate participating in the debate

PRIMARY SUBJECT
Seth Moulton
D · MA-6

Representative and Democratic Senate candidate participating in the debate

Moulton's version of this story ↗
Joseph P. Kennedy III
Former U.S. Representative (D-MA)

Former Senate challenger who debated Markey in 2020

Ed Markey
D · MA · SEN

Incumbent senator and subject of discussion about debate participation

Donald Trump
R · President of the United States

President whose administration’s policies are expected to be criticized during the debate

ALSO MENTIONED  Kevin O’Connor, Republican who debated Markey in the 2020 general election

Part of a bigger story

4 OUTLETS
John Deaton and Seth Moulton Debate in Massachusetts Senate Primary

John Deaton and Seth Moulton debated in a Massachusetts Senate primary without incumbent Ed Markey, who did not participate. The candidates criticized each other and discussed issues including immigration and President Trump. Center outlets describe the candidates’ exchanges and include scrutiny of debate claims, while right-leaning outlets emphasize their clashes over Trump and immigration.

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