Republican Rep. Ken Calvert advances in bid for Southern California House district that favors GOP

Rep. Ken Calvert advances in California's 40th Congressional District primary, CBS News projects

Calvert, who currently represents California's 41st Congressional District, announced his campaign​ shortly after California voters passed Proposition 50,​ which shifted five districts to be more favorable to Democrats in the midterm elections this year.

Calvert, Kim set to clash in member-on-member House matchup

Republican Reps. Young Kim and Ken Calvert are set for a clash in California's 40th Congressional District as they compete in the general election.

Calvert advances in California 40th Congressional District primary battle

California's 40th Congressional district saw a rare battle of incumbents after their districts were carved up under the state's new congressional map.

Republican Ken Calvert advances to the general election for U.S. House in California's 40th Congressional District - Panhandle NCN

Republican Ken Calvert advances to the general election for U.S. House in California's 40th Congressional District

Calvert Wins California House Race; Republicans Hold Seat

Republican Ken Calvert won reelection in California’s 41st Congressional District, according to CNN and NBC.

Republican Ken Calvert advances to the general election for U.S. House

WASHINGTON (AP) — Republican Ken Calvert advances to the general election for U.S. House in California’s 40th Congressional District.