The former state senator and member of a successful farming family held a news conference Thursday in his hometown of
He exited the race by declaring, "now is not my time."
That leaves Republican state Assemblyman Tim Donnelly as the only major candidate to announce a challenge to Gov. Jerry Brown. The Democratic governor has not yet formally declared his intention to run for re-election even though he is raising millions of dollars for a campaign.
Former U.S. Treasury official Neel Kashkari, a Republican, has been considering a run.