Collins to face Platner in high-stakes Maine race

Democrat Graham Platner and Sen. Susan Collins (R-ME) are headed toward what is expected to be one of the most closely watched Senate races of 2026 after both candidates secured their respective nominations Tuesday night.

Collins to face Platner in high-stakes Maine race

TL;DR

  • Republican Sen. Susan Collins and Democrat Graham Platner have secured their nominations for the 2026 Maine Senate race.
  • The race is anticipated to be one of the most closely watched of the cycle.
  • Platner, a Marine veteran and oysterman, emerged as the Democratic nominee after Gov. Janet Mills suspended her campaign.
  • Collins is seeking her sixth term and is the only Republican senator representing a state carried by Kamala Harris in 2024.
  • Democrats view Maine as a potential pickup opportunity in the Trump era, questioning if Collins's independent brand can withstand current political dynamics.