California voters have approved a plan to overhaul the state’s congressional district boundaries, giving Democrats a boost in their bid to win the U.S.

SACRAMENTO, Calif. -- California Republicans filed a federal lawsuit Wednesday to block a new U.S. House map that California ...

The new congressional map approved by California voters marked a victory for Democrats in the national redistricting battle ...

So far, Republicans have enacted new maps in four states for a potential net gain of four seats. A new map in California could flip five seats for Democrats.