Overview
- Nonpartisan analysts say Democrats must defend four vulnerable seats and net four pickups to retake the chamber.
- In Maine, five-term Senator Susan Collins is considered Republicans’ best chance to hold a competitive seat, as Democrats decide between Governor Janet Mills and Graham Platner in a June 9 primary; in New Hampshire, Rep. Chris Pappas leads Democrats for Jeanne Shaheen’s open seat while Republicans choose between former Senators John E. Sununu and Scott Brown on Sept. 8.
- North Carolina becomes an open race with Senator Thom Tillis retiring, Democrat Roy Cooper entering, Republican Michael Whatley expected as the GOP contender, and Trump expected to engage in the contest.
- In Georgia, Senator Jon Ossoff seeks reelection as Republicans head to a May 19 primary with Reps. Mike Collins and Buddy Carter facing attorney Derek Dooley, and Trump has not endorsed a candidate.
- Michigan’s open seat features a crowded Democratic field for the Aug. 4 primary and President Trump’s endorsement of Republican Mike Rogers, while Minnesota’s Aug. 11 contest centers on Democrats Angie Craig and Lieutenant Governor Peggy Flanagan as Republicans coalesce around Royce White.