Raul Grijalva

Hillary Clinton had her historic moment. Next step: Get Sanders supporters on board.

Hillary Clinton had her historic moment. Next step: Get Sanders supporters on board.

Buoyed by Hillary Clinton’s clinching of the nomination and her double-digit victory in the California primary, Democrats jump-started efforts to close ranks behind her Wednesday for a five-month campaign to prevent Donald Trump from reaching the White House.

Their biggest challenge was how to approach the candidacy of her primary opponent, Bernie Sanders. For Democrats to marshal all of their resources against Trump, Clinton needs a united front, one that eludes her until the Vermont senator drops out. 

Clinton stayed off the campaign trail Wednesday after delivering a triumphant and at times emotional victory speech in Brooklyn, N.Y., the night...

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