California could have its first Republican governor since Arnold Schwarzenegger ended his two terms in 2011. The race might not be called on election night, but these counties could provide signals for what lies ahead. Key points and original sources are listed below.

• California could have its first Republican governor since Arnold Schwarzenegger ended his two terms in 2011.S1

• The race might not be called on election night, but these counties could provide signals for what lies ahead.S2

• Four candidates are competing in a race that will advance to a runoff if no one tops 35 percent.S3

• Eric Swalwell was one of the leading contenders, but when he dropped out amid sexual assault allegations, his Democratic rivals saw a chance to win more voters.S4

• Xavier Becerra, Steve Hilton and Tom Steyer have consistently led the field in California’s nonpartisan primary, where the top two finishers advance.S5