Summary: The president has announced his candidacy for re-election. While expected, that has big implications for three powerful Californians: Vice President Kamala Harris and Gov. Gavin Newsom — who might have presidential runs in their future — and Republican House Speaker Kevin McCarthy. Elaine Kamarck, author of "Primary Politics: Everything You Need to Know about How America Nominates Its Presidential Candidates," joins It's All Political on Fifth & Mission host Joe Garofoli to talk about what's next. | Unlimited Chronicle access: sfchronicle.com/pod Got a tip, comment, question? Email us: fifth@sfchronicle.com Learn more about your ad choices. Visit megaphone.fm/adchoices
