Several top Santa Clara County officials are running for reelection unchallenged this year — but two incumbents will have to fight for their county-level seats.
District Attorney Jeff Rosen and District 1 Supervisor Sylvia Arenas — whose district covers Morgan Hill, Gilroy, unincorporated San Martin and portions of South San Jose — will have to fend off opponents, according to an official list of qualified candidates in Santa Clara County.
Sheriff Bob Jonsen, Assessor Neysa Fligor and District 4 Supervisor Susan Ellenberg, who represents parts of the West Valley, are set to coast toward reelection unchallenged in the June 2 primary…