"Howard Berman is a highly-respected leader sought after by his colleagues from both parties for his expertise in both domestic and foreign policy, and world affairs,” Hoyer said in a statement posted on the Berman campaign's Facebook page. “Howard Berman is respected by both Republicans and Democrats because of his approach as a legislator and decency as an individual. It would be a great loss to the country if Howard Berman did not return to serve in the Congress of the United States."

ADVERTISEMENT

The two lawmakers were thrown into the same district by California's redistricting process. And the state's new primary system puts the top two vote-getters — regardless of party — in the general election. Most of the district is Sherman's old territory.

The race has caused many Democratic legislators to pick sides.

Berman already received an endorsement from Rep. Xavier BecerraXavier BecerraOvernight Energy: US greenhouse gas emissions fell in Trump's first year | EPA delays decision on science rule | Trump scolds California over wildfires EPA puts science ‘transparency’ rule on back burner Public charge rule is a cruel attack on children MORE (D-Calif.), the House Democratic caucus vice chairman. In total, Berman holds endorsements from more than 20 House members and five senators — including both senators from California and a few Republicans. He secured the endorsement of Sens. John McCainJohn Sidney McCainMeghan McCain calls Russian attacks against her father the 'highest compliment' to her family Arizona Dems hope higher Latino turnout will help turn the state blue McConnell: GOP could try to repeal ObamaCare again after midterms MORE (R-Ariz.), Lindsey GrahamLindsey Olin GrahamThe Memo: Trump in a corner on Saudi Arabia Trump should stick to his guns and close failed South Carolina nuclear MOX project CNN's Smerconish: What do Saudis have over American presidents? MORE (R-S.C.) and Joe Lieberman (I-Conn.) earlier in the race.

Sherman holds the endorsement of three members of Congress and has secured the high profile support of former President Bill ClintonWilliam (Bill) Jefferson ClintonConservatives bankrolled and dominated Kavanaugh confirmation media campaign Sen. Walter Huddleston was a reminder that immigration used to be a bipartisan issue No, civility isn't optional MORE.