From the LA Times here:
Instead [disgruntled Porter supporter Katie Loss, 69] is supporting Schiff, who she said she has long admired for his intelligence, his more than 20 years of experience in Washington and his willingness to stand up to Trump. And, she said, his polite, unflappable demeanor is "badly needed in the Senate."
Three paragraphs later:
Still, Schiff — through his role as a House impeachment manager and regular appearances on cable news — was the most visible and forceful foil to Trump, who regularly called him out at rallies and insulted him on social media.
Meanwhile, just 48% of the vote in California, tech capital of the world, is counted this morning: