California’s Kim, Calvert Duel in Rare Same-Party 2026 Showdown

California’s redistricting battles are far from over.

A new congressional map voters approved Nov. 4 is setting up the first 2026 election matchup pitting two House incumbents in the same district, and more could come.

Republican Reps. Ken Calvert and Young Kim are both seeking the reconfigured 40th District, which combines large swaths of their southern California constituencies under Democratic-drawn lines voters adopted under Proposition 50.

The Calvert-Kim showdown may not be the only member-versus-member House race in a 2026 election punctuated by Texas, California, and other states engaging in partisan mid-decade redistricting, which increases the odds of thrusting ...